The Portuguese common names and the scientific names follow Costa et al., Nomes Portugueses das aves do Paleárctico Ocidental, Assírio e Alvim, 2000. The English names were obtained by looking up the scientific names in the Howard and Moore and the Sibley and Monroe checklists. The list is sorted by scientific name.
| Bird names | |||
|---|---|---|---|
| Scientific name | Portuguese name | Howard and Moore | Sibley and Monroe |
| Accipiter brevipes | Gavião do Levante | Levant Sparrow Hawk | Levant Sparrowhawk |
| Accipiter gentilis | Açor | Northern Goshawk | Northern Goshawk |
| Accipiter nisus | Gavião | Northern Sparrow Hawk | Eurasian Sparrowhawk |
| Acridotheres cristatellus | Mainato-de-poupa | Chinese Jungle Mynah | Crested Myna |
| Acridotheres tristis | Mainato | Common Mynah | Common Myna |
| Acrocephalus aedon | Felosa-de-bico-grosso | Thick-billed Warbler | Thick-billed Warbler |
| Acrocephalus agricola | Felosa-agrícola | Paddyfield Warbler | Paddyfield Warbler |
| Acrocephalus arundinaceus | Rouxinol-grande-dos-caniços | Great Reed Warbler | Great Reed-Warbler |
| Acrocephalus brevipennis | Chota-de-cana | Cape Verde Swamp Warbler | Cape Verde Swamp-Warbler |
| Acrocephalus dumetorum | Felosa-das-moitas | Blyth's Reed Warbler | Blyth's Reed-Warbler |
| Acrocephalus griseldis | Rouxinol-grande do Iraque | --- | Basra Reed-Warbler |
| Acrocephalus melanopogon | Felosa-real | Moustached Warbler | Moustached Warbler |
| Acrocephalus orientalis | Rouxinol-grande-oriental | --- | --- |
| Acrocephalus paludicola | Felosa-aquática | Aquatic Warbler | Aquatic Warbler |
| Acrocephalus palustris | Felosa-palustre | Marsh Warbler | Marsh Warbler |
| Acrocephalus schoenobaenus | Felosa-dos-juncos | Sedge Warbler | Sedge Warbler |
| Acrocephalus scirpaceus | Rouxinol-dos-caniços | Reed Warbler | Eurasian Reed-Warbler |
| Acrocephalus stentoreus | Felosa-ruidosa | Clamorous Reed Warbler | Clamorous Reed-Warbler |
| Actitis hypoleucos | Maçarico-das-rochas | Common Sandpiper | Common Sandpiper |
| Actitis macularia | Maçarico-pintado | Spotted Sandpiper | Spotted Sandpiper |
| Aegithalos caudatus | Chapim-rabilongo | Long-tailed Tit | Long-tailed Tit |
| Aegolius funereus | Mocho-funéreo | Tengmalm's Owl | Boreal Owl |
| Aegypius monachus | Abutre-preto | Cinereous Vulture | Cinereous Vulture |
| Aetia cristatella | Torda-de-penacho | --- | --- |
| Agelaius phoeniceus | Graúna-d'asa-vermelha | Red-winged Blackbird | Red-winged Blackbird |
| Aix galericulata | Pato-mandarim | Mandarin Duck | Mandarin Duck |
| Aix sponsa | Pato-carolino | Wood Duck | Wood Duck |
| Alaemon alaudipes | Calhandra-de-bico-curvo | Hoopoe Lark | Greater Hoopoe-Lark |
| Alauda arvensis | Laverca | Eurasian Sky Lark | Eurasian Skylark |
| Alauda gulgula | Laverca-oriental | Oriental Sky Lark | Oriental Skylark |
| Alauda razae | Laverca do Razo | Raza Island Lark | Razo Lark |
| Alca torda | Torda-mergulheira | Razorbill | Razorbill |
| Alcedo atthis | Guarda-rios | River Kingfisher | Common Kingfisher |
| Alectoris barbara | Perdiz-mourisca | Barbary Partridge | Barbary Partridge |
| Alectoris chukar | Perdiz-chucar | Chukar Partridge | Chukar |
| Alectoris graeca | Perdiz-grega | Rock Partridge | Rock Partridge |
| Alectoris rufa | Perdiz | Red-legged Partridge | Red-legged Partridge |
| Alle alle | Torda-miúda | Little Auk | Dovekie |
| Alopochen aegyptiacus | Ganso do Egipto | Egyptian Goose | Egyptian Goose |
| Amadina fasciata | Degolado | Cut-throat Weaver | Cut-throat |
| Amandava amandava | Bengali | Red Munia | Red Avadavat |
| Amandava subflava | Guarda-marinha | Zebra Waxbill | Zebra Waxbill |
| Ammomanes cincturus | Calhandra-das-dunas | Bar-tailed Lark | Bar-tailed Lark |
| Ammomanes deserti | Calhandra-do-deserto | Desert Lark | Desert Lark |
| Ammoperdix griseogularis | Perdiz-assobiadeira | See See Partridge | See-see Partridge |
| Ammoperdix heyi | Perdiz-do-deserto | Sand Partridge | Sand Partridge |
| Anas acuta | Arrábio | Northern Pintail | Northern Pintail |
| Anas americana | Piadeira-americano | American Wigeon | American Wigeon |
| Anas capensis | Marrequinha-de-bico-vermelho | Cape Teal | Cape Teal |
| Anas clypeata | Pato-colhereiro | Northern Shoveller | Northern Shoveler |
| Anas crecca carolinensis | Marrequinha-americana | --- | --- |
| Anas crecca crecca | Marrequinha | Green-winged Teal | Common Teal |
| Anas discors | Marreca-d'asa-azul | Blue-winged Teal | Blue-winged Teal |
| Anas erythrorhyncha | Arrábio-de-bico-vermelho | Red-billed Pintail | Red-billed Duck |
| Anas falcata | Pato-falcado | Falcated Teal | Falcated Duck |
| Anas formosa | Marrequinha-formosa | Baikal Teal | Baikal Teal |
| Anas penelope | Piadeira | European Wigeon | Eurasian Wigeon |
| Anas platyrhynchos | Pato-real | Mallard | Mallard |
| Anas querquedula | Marreco | Garganey | Garganey |
| Anas rubripes | Pato-escuro-americano | North American Black Duck | American Black Duck |
| Anas smithii | Pato-colhereiro-do-cabo | Cape Shoveller | Cape Shoveler |
| Anas strepera | Frisada | Gadwall | Gadwall |
| Anhinga rufa | Mergulhão-serpente | African Darter | African Darter |
| Anous minutus | Tinhosa-de-barrete | White-capped Noddy | Black Noddy |
| Anous stolidus | Tinhosa | Common Noddy | Brown Noddy |
| Anser albifrons | Ganso-de-testa-branca | White-fronted Goose | Greater White-fronted Goose |
| Anser anser | Ganso-bravo | Greylag Goose | Greylag Goose |
| Anser brachyrhynchus | Ganso-de-bico-curto | Pink-footed Goose | Pink-footed Goose |
| Anser caerulescens | Ganso-das-neves | Snow Goose | Snow Goose |
| Anser erythropus | Ganso-pequeno | Lesser White-fronted Goose | Lesser White-fronted Goose |
| Anser fabalis | Ganso-campestre | Bean Goose | Bean Goose |
| Anser indicus | Ganso-de-cabeça-listada | Bar-headed Goose | Bar-headed Goose |
| Anser rossii | Ganso-das-neves-pequeno | --- | Ross's Goose |
| Anthreptes metallicus | Beija-flor do Nilo | --- | Nile Valley Sunbird |
| Anthreptes platurus | Beija-flor-rabilongo | Pygmy Sunbird | Pygmy Sunbird |
| Anthropoides virgo | Grou-pequeno | Demoiselle Crane | Demoiselle Crane |
| Anthus berthelotii | Corre-caminho | Canarian Pipit | Berthelot's Pipit |
| Anthus campestris | Petinha-dos-campos | Tawny Pipit | Tawny Pipit |
| Anthus cervinus | Petinha-de-garganta-ruiva | Red-throated Pipit | Red-throated Pipit |
| Anthus godlewskii | Petinha de Blyth | Blyth's Pipit | Blyth's Pipit |
| Anthus gustavi | Petinha da Sibéria | Petchora Pipit | Pechora Pipit |
| Anthus hodgsoni | Petinha de Hodgson | Indian Tree Pipit | Olive-backed Pipit |
| Anthus petrosus | Petinha-marítima | Rock Pipit | Rock Pipit |
| Anthus pratensis | Petinha-dos-prados | Meadow Pipit | Meadow Pipit |
| Anthus richardi | Petinha de Richard | Richard's Pipit | Richard's Pipit |
| Anthus rubescens | Petinha-fulva | Buff-bellied Pipit | American Pipit |
| Anthus similis | Petinha-de-bico-comprido | Long-billed Pipit | Long-billed Pipit |
| Anthus spinoletta | Petinha-ribeirinha | Water Pipit | Water Pipit |
| Anthus trivialis | Petinha-das-árvores | Tree Pipit | Tree Pipit |
| Apus affinis | Andorinhão-pequeno | Little Swift | Little Swift |
| Apus alexandri | Andorinhão de Cabo Verde | Alexander's Swift | Alexander's Swift |
| Apus apus | Andorinhão-preto | Eurasian Swift | Common Swift |
| Apus caffer | Andorinhão-cafre | White-rumped Swift | White-rumped Swift |
| Apus melba | Andorinhão-real | Alpine Swift | Alpine Swift |
| Apus pacificus | Andorinhão-asiático | Fork-tailed Swift | Fork-tailed Swift |
| Apus pallidus | Andorinhão-pálido | Pallid Swift | Pallid Swift |
| Apus unicolor | Andorinhão-da-serra | Plain Swift | Plain Swift |
| Aquila adalberti | Águia-imperial | --- | Adalbert's Eagle |
| Aquila chrysaetos | Águia-real | Golden Eagle | Golden Eagle |
| Aquila clanga | Águia-malhada | Greater Spotted Eagle | Greater Spotted Eagle |
| Aquila heliaca | Águia-imperial-oriental | Imperial Eagle | Imperial Eagle |
| Aquila nipalensis | Águia-das-estepes | --- | Steppe Eagle |
| Aquila pomarina | Águia da Pomerânia | Lesser Spotted Eagle | Lesser Spotted Eagle |
| Aquila rapax | Águia-fulva | Tawny Eagle | Tawny Eagle |
| Aquila verreauxii | Águia-preta | Verreaux's Eagle | Verreaux's Eagle |
| Aratinga acuticaudata | Periquitão | Blue-crowned Conure | Blue-crowned Parakeet |
| Ardea cinerea | Garça-real | Grey Heron | Grey Heron |
| Ardea goliath | Garça-gigante | Goliath Heron | Goliath Heron |
| Ardea herodias | Garça-real-americana | Great Blue Heron | Great Blue Heron |
| Ardea melanocephala | Garça-de-cabeça-preta | Black-headed Heron | Black-headed Heron |
| Ardea purpurea | Garça-vermelha | Purple Heron | Purple Heron |
| Ardeola bacchus | Papa-ratos da China | Chinese Pond Heron | Chinese Pond-Heron |
| Ardeola grayii | Papa-ratos-indiano | Indian Pond Heron | Indian Pond-Heron |
| Ardeola ralloides | Papa-ratos | Squacco Heron | Squacco Heron |
| Ardeotis arabs | Abetarda do Saara | Arabian Bustard | Arabian Bustard |
| Arenaria interpres | Rola-do-mar | Ruddy Turnstone | Ruddy Turnstone |
| Asio capensis | Coruja-moura | African Marsh Owl | Marsh Owl |
| Asio flammeus | Coruja-do-nabal | Short-eared Owl | Short-eared Owl |
| Asio otus | Bufo-pequeno | Long-eared Owl | Long-eared Owl |
| Athene noctua | Mocho-galego | Little Owl | Little Owl |
| Aythya affinis | Negrelho-americano | Lesser Scaup | Lesser Scaup |
| Aythya americana | Zarro-americano | Redhead | Redhead |
| Aythya collaris | Caturro | Ring-necked Duck | Ring-necked Duck |
| Aythya ferina | Zarro | Common Pochard | Common Pochard |
| Aythya fuligula | Negrinha | Tufted Duck | Tufted Duck |
| Aythya marila | Negrelho | Greater Scaup | Greater Scaup |
| Aythya nyroca | Pêrra | Ferruginous Duck | Ferruginous Pochard |
| Aythya valisineria | Zarro-grande | Canvasback | Canvasback |
| Bartramia longicauda | Maçarico-do-campo | Upland Sandpiper | Upland Sandpiper |
| Bombycilla cedrorum | Picoteiro-americano | Cedar Waxwing | Cedar Waxwing |
| Bombycilla garrulus | Picoteiro | Bohemian Waxwing | Bohemian Waxwing |
| Bonasa bonasia | Galinha-montês | Hazel Grouse | Hazel Grouse |
| Botaurus lentiginosus | Abetouro-americano | American Bittern | American Bittern |
| Botaurus stellaris | Abetouro | Eurasian Bittern | Great Bittern |
| Branta bernicla | Ganso-de-faces-pretas | Brent Goose | Brent Goose |
| Branta canadensis | Ganso do Canadá | Canada Goose | Canada Goose |
| Branta leucopsis | Ganso-marisco | Barnacle Goose | Barnacle Goose |
| Branta ruficollis | Ganso-de-peito-ruivo | Red-breasted Goose | Red-breasted Goose |
| Bubo bubo | Bufo-real | Northern Eagle Owl | Eurasian Eagle-Owl |
| Bubulcus ibis | Carraceiro | Cattle Egret | Cattle Egret |
| Bucanetes githagineus | Trombeteiro | --- | --- |
| Bucanetes mongolicus | Trombeteiro da Mongólia | --- | --- |
| Bucephala albeola | Olho-dourado-de-touca | Bufflehead | Bufflehead |
| Bucephala clangula | Olho-dourado | Common Goldeneye | Common Goldeneye |
| Bucephala islandica | Olho-dourado da Islândia | Barrow's Goldeneye | Barrow's Goldeneye |
| Bulweria bulwerii | Alma-negra | Bulwer's Petrel | Bulwer's Petrel |
| Bulweria fallax | Alma-negra-arábica | Jouanin's Petrel | Jouanin's Petrel |
| Burhinus oedicnemus | Alcaravão | Stone-Curlew | Eurasian Thick-knee |
| Burhinus senegalensis | Alcaravão do Senegal | Senegal Stone-Curlew | Senegal Thick-knee |
| Buteo buteo | Águia-d'asa-redonda | Eurasian Buzzard | Common Buzzard |
| Buteo hemilasius | Bútio-montês | Upland Buzzard | Upland Buzzard |
| Buteo lagopus | Bútio-calçado | Rough-legged Buzzard | Rough-legged Hawk |
| Buteo lineatus | Bútio-ruivo | Red-shouldered Hawk | Red-shouldered Hawk |
| Buteo rufinus | Bútio-mourisco | Long-legged Buzzard | Long-legged Buzzard |
| Buteo swainsoni | Bútio-das-pradarias | --- | Swainson's Hawk |
| Butorides striatus | Socózinho | Green-backed Heron | Striated Heron |
| Butorides virescens | Socó-mirím | --- | Green Heron |
| Cairina moschata | Pato-do-mato | Muscovy Duck | Muscovy Duck |
| Calandrella acutirostris | Calhandrinha de Hume | Hume's Short-toed Lark | Hume's Lark |
| Calandrella brachydactyla | Calhandrinha | Greater Short-toed Lark | Greater Short-toed Lark |
| Calandrella cheleensis | Calhandrinha-asiática | Mongolian Short-toed Lark | Asian Short-toed Lark |
| Calandrella rufescens | Calhandrinha-das-marismas | Lesser Short-toed Lark | Lesser Short-toed Lark |
| Calcarius lapponicus | Escrevedeira da Lapónia | Lapland Bunting | Lapland Longspur |
| Calidris acuminata | Pilrito-acuminado | Sharp-tailed Sandpiper | Sharp-tailed Sandpiper |
| Calidris alba | Pilrito-das-praias | Sanderling | Sanderling |
| Calidris alpina | Pilrito-de-peito-preto | Dunlin | Dunlin |
| Calidris bairdii | Pilrito-de-bico-fino | Baird's Sandpiper | Baird's Sandpiper |
| Calidris canutus | Seixoeira | Red Knot | Red Knot |
| Calidris ferruginea | Pilrito-de-bico-comprido | Curlew Sandpiper | Curlew Sandpiper |
| Calidris fuscicollis | Pilrito-de-sobre-branco | White-rumped Sandpiper | White-rumped Sandpiper |
| Calidris maritima | Pilrito-escuro | Purple Sandpiper | Purple Sandpiper |
| Calidris mauri | Pilrito-miúdo | Western Sandpiper | Western Sandpiper |
| Calidris melanotos | Pilrito-de-colete | Pectoral Sandpiper | Pectoral Sandpiper |
| Calidris minuta | Pilrito-pequeno | Little Stint | Little Stint |
| Calidris minutilla | Pilrito-anão | Least Sandpiper | Least Sandpiper |
| Calidris pusilla | Pilrito-rasteirinho | Semipalmated Sandpiper | Semipalmated Sandpiper |
| Calidris ruficollis | Pilrito-de-pescoço-ruivo | Rufous-necked Stint | Rufous-necked Stint |
| Calidris subminuta | Pilrito-de-dedos-compridos | Long-toed Stint | Long-toed Stint |
| Calidris temminckii | Pilrito de Temminck | Temminck's Stint | Temminck's Stint |
| Calidris tenuirostris | Seixoeira-grande | Great Knot | Great Knot |
| Callipepla californica | Codorniz da Califórnia | --- | California Quail |
| Calonectris diomedea | Cagarra | Cory's Shearwater | Cory's Shearwater |
| Calonectris edwardsii | Cagarra de Cabo Verde | --- | --- |
| Calonectris leucomelas | Cagarra do Pacífico | White-faced Shearwater | Streaked Shearwater |
| Caprimulgus aegyptius | Noitibó-do-deserto | Egyptian Nightjar | Egyptian Nightjar |
| Caprimulgus europaeus | Noitibó-cinzento | European Nightjar | Eurasian Nightjar |
| Caprimulgus eximius | Noitibó-dourado | Golden Nightjar | Golden Nightjar |
| Caprimulgus nubicus | Noitibó da Núbia | Nubian Nightjar | Nubian Nightjar |
| Caprimulgus ruficollis | Noitibó-de-nuca-vermelha | Red-necked Nightjar | Red-necked Nightjar |
| Carduelis cannabina | Pintarroxo | Linnet | Eurasian Linnet |
| Carduelis carduelis | Pintassilgo | Eurasian Goldfinch | European Goldfinch |
| Carduelis chloris | Verdilhão | Western Greenfinch | European Greenfinch |
| Carduelis flammea | Pintarroxo-de-queixo-preto | Redpoll | Common Redpoll |
| Carduelis flavirostris | Pintarroxo-de-bico-amarelo | Twite | Twite |
| Carduelis hornemanni | Pintarroxo-boreal | --- | Hoary Redpoll |
| Carduelis pinus | Lugre-dos-pinheiros | Pine Siskin | Pine Siskin |
| Carduelis spinus | Lugre | Spruce Siskin | Eurasian Siskin |
| Carpodacus erythrinus | Peito-carmim | Common Rosefinch | Common Rosefinch |
| Carpodacus roseus | Peito-rosado | Pallas's Rosefinch | Pallas's Rosefinch |
| Carpodacus rubicilla | Peito-carmim-grande | Caucasian Great Rosefinch | Great Rosefinch |
| Carpodacus synoicus | Peito-rosado do Sinai | Sinai Rosefinch | Pale Rosefinch |
| Catharacta skua | Alcaide | Great Skua | Great Skua |
| Catharus fuscescens | Tordo-fulvo | Veery | Veery |
| Catharus guttatus | Tordo-eremita | Hermit Thrush | Hermit Thrush |
| Catharus minimus | Tordo-de-faces-cinzentas | Grey-cheeked Thrush | Grey-cheeked Thrush |
| Catharus ustulatus | Tordo-dos-pântanos | Swainson's Thrush | Swainson's Thrush |
| Catoptrophorus semipalmatus | Maçarico-d'asa-branca | Willet | Willet |
| Centropus senegalensis | Pássaro-governo | Senegal Coucal | Senegal Coucal |
| Cepphus grylle | Airo-d'asa-branca | Black Guillemot | Black Guillemot |
| Cercomela melanura | Rabinegro | Blackstart | Blackstart |
| Cercotrichas galactotes | Solitário | Rufous Scrub Robin | Rufous-tailed Scrub-Robin |
| Cercotrichas podobe | Solitário-preto | Black Scrub Robin | Black Scrub-Robin |
| Certhia brachydactyla | Trepadeira | Short-toed Treecreeper | Short-toed Tree-Creeper |
| Certhia familiaris | Trepadeira do Norte | Common Treecreeper | Eurasian Tree-Creeper |
| Ceryle alcyon | Guarda-rios-cintado | Belted Kingfisher | Belted Kingfisher |
| Ceryle rudis | Guarda-rios-malhado | Lesser Pied Kingfisher | Pied Kingfisher |
| Cettia cetti | Rouxinol-bravo | Cetti's Warbler | Cetti's Warbler |
| Chaetura pelagica | Rabo-espinhoso | Chimney Swift | Chimney Swift |
| Charadrius alexandrinus | Borrelho-de-coleira-interrompida | Kentish Plover | Kentish Plover |
| Charadrius asiaticus | Borrelho do Cáspio | Caspian Plover | Caspian Plover |
| Charadrius dubius | Borrelho-pequeno-de-coleira | Little Ringed Plover | Little Ringed Plover |
| Charadrius hiaticula | Borrelho-grande-de-coleira | Ringed Plover | Common Ringed Plover |
| Charadrius leschenaultii | Borrelho-grande-de-colar-ruivo | Great Sand Plover | Greater Sand Plover |
| Charadrius mongolus | Borrelho-pequeno-de-colar-ruivo | Lesser Sand Plover | Mongolian Plover |
| Charadrius morinellus | Borrelho-ruivo | Dotterel | Eurasian Dotterel |
| Charadrius pecuarius | Borrelho-do-gado | Kittlitz's Sand Plover | Kittlitz's Plover |
| Charadrius semipalmatus | Batuíra-de-bando | Semi-palmated Plover | Semipalmated Plover |
| Charadrius tricollaris | Borrelho-de-três-golas | Three-banded Plover | Three-banded Plover |
| Charadrius vociferus | Borrelho-de-coleira-dupla | Killdeer Plover | Killdeer |
| Chersophilus duponti | Calhandra de Dupont | DuPont's Lark | Dupont's Lark |
| Chlamydotis undulata | Hubara | Houbara Bustard | Houbara Bustard |
| Chlidonias hybridus | Gaivina-dos-pauis | Whiskered Tern | Whiskered Tern |
| Chlidonias leucopterus | Gaivina-d'asa-branca | White-winged Tern | White-winged Tern |
| Chlidonias niger | Gaivina-preta | Black Tern | Black Tern |
| Chondestes grammacus | Escrevedeira-arlequim | Lark Sparrow | Lark Sparrow |
| Chordeiles minor | Bacurau-norte-americano | Common Nighthawk | Common Nighthawk |
| Chrysococcyx caprius | Cuco-bronzeado | Didric Cuckoo | Dideric Cuckoo |
| Chrysolophus amherstiae | Faisão de Lady Amherst | Lady Amherst's Pheasant | Lady Amherst's Pheasant |
| Chrysolophus pictus | Faisão-dourado | Golden Pheasant | Golden Pheasant |
| Ciconia ciconia | Cegonha-branca | White Stork | White Stork |
| Ciconia nigra | Cegonha-preta | Black Stork | Black Stork |
| Cinclus cinclus | Melro-d'água | White-throated Dipper | White-throated Dipper |
| Circaetus gallicus | Águia-cobreira | Short-toed Eagle | Short-toed Snake-Eagle |
| Circus aeruginosus | Águia-sapeira | Western Marsh Harrier | Western Marsh-Harrier |
| Circus cyaneus | Tartaranhão-cinzento | Hen Harrier | Northern Harrier |
| Circus macrourus | Tartaranhão-pálido | Pallid Harrier | Pallid Harrier |
| Circus pygargus | Águia-caçadeira | Montague's Harrier | Montagu's Harrier |
| Cisticola juncidis | Fuinha-dos-juncos | Zitting Cisticola | Zitting Cisticola |
| Clamator glandarius | Cuco-rabilongo | Great Spotted Cuckoo | Great Spotted Cuckoo |
| Clamator jacobinus | Cuco-jacobino | --- | --- |
| Clangula hyemalis | Pato-rabilongo | Long-tailed Duck | Long-tailed Duck |
| Coccothraustes coccothraustes | Bico-grossudo | Hawfinch | Hawfinch |
| Coccyzus americanus | Papa-lagarta-norte-americano | Yellow-billed Cuckoo | Yellow-billed Cuckoo |
| Coccyzus erythropthalmus | Papa-lagarta-de-bico-negro | Black-billed Cuckoo | Black-billed Cuckoo |
| Colaptes auratus | Pica-pau-mosqueado | Common Flicker | Northern Flicker |
| Colinus virginianus | Codorniz da Virgínia | Northern Bobwhite | Northern Bobwhite |
| Columba bollii | Pombo-turqueza | Bolle's Pigeon | Bolle's Pigeon |
| Columba eversmanni | Seixa-asiática | Yellow-eyed Pigeon | Pale-backed Pigeon |
| Columba junoniae | Pombo-rabil | Laurel Pigeon | Laurel Pigeon |
| Columba livia | Pombo-das-rochas | Feral Rock Pigeon | Rock Pigeon |
| Columba oenas | Seixa | Stock Pigeon | Stock Pigeon |
| Columba palumbus | Pombo-torcaz | Wood Pigeon | Common Wood-Pigeon |
| Columba trocaz | Pombo da Madeira | Trocaz Pigeon | Trocaz Pigeon |
| Columbina passerina | Rolinha-cinzenta | Common Ground Dove | Common Ground-Dove |
| Coracias abyssinicus | Rolieiro da Abissínia | --- | --- |
| Coracias benghalensis | Rolieiro-indiano | Indian Roller | Indian Roller |
| Coracias garrulus | Rolieiro | European Roller | European Roller |
| Corvus albus | Gralha-de-barriga-branca | Pied Crow | Pied Crow |
| Corvus corax | Corvo | Common Raven | Common Raven |
| Corvus corone corone | Gralha-preta | Carrion Crow | Carrion Crow |
| Corvus dauuricus | Gralha-dáurica | Daurian Jackdaw | Daurian Jackdaw |
| Corvus frugilegus | Gralha-calva | Rook | Rook |
| Corvus monedula | Gralha-de-nuca-cinzenta | Jackdaw | Eurasian Jackdaw |
| Corvus rhipidurus | Corvo-de-cauda-curta | Fan-tailed Raven | Fan-tailed Raven |
| Corvus ruficollis | Corvo-do-deserto | Brown-necked Raven | Brown-necked Raven |
| Corvus splendens | Gralha-indiana | House Crow | House Crow |
| Coturnix coturnix | Codorniz | Common Quail | Common Quail |
| Crex crex | Codornizão | Corn Crake | Corn Crake |
| Cuculus canorus | Cuco | Eurasian Cuckoo | Common Cuckoo |
| Cuculus saturatus | Cuco-oriental | Oriental Cuckoo | Oriental Cuckoo |
| Cursorius cursor | Corredeira | Cream-coloured Courser | Cream-colored Courser |
| Cursorius temminckii | Corredeira de Temminck | Temminck's Courser | Temminck's Courser |
| Cyanoliseus patagonus | Periquito-das-barreiras | Patagonian Conure | Burrowing Parakeet |
| Cyanopica cyana | Charneco | Azure-winged Magpie | Azure-winged Magpie |
| Cyclorrhynchus psittacula | Torda-papagaio | Parakeet Auklet | Parakeet Auklet |
| Cygnus atratus | Cisne-preto | Black Swan | Black Swan |
| Cygnus columbianus | Cisne-pequeno | Tundra Swan | Tundra Swan |
| Cygnus cygnus | Cisne-bravo | Whooper Swan | Whooper Swan |
| Cygnus olor | Cisne-mudo | Mute Swan | Mute Swan |
| Cypsiurus parvus | Andorinhão-dos-palmares | African Palm Swift | African Palm-Swift |
| Daption capense | Pintado | Pintado Petrel | Cape Petrel |
| Delichon urbica | Andorinha-dos-beirais | Common House Martin | Northern House-Martin |
| Dendrocopos leucotos | Pica-pau-de-dorso-branco | White-backed Woodpecker | White-backed Woodpecker |
| Dendrocopos major | Pica-pau-malhado | Great Spotted Woodpecker | Great Spotted Woodpecker |
| Dendrocopos medius | Pica-pau-médio | Middle Spotted Woodpecker | Middle Spotted Woodpecker |
| Dendrocopos minor | Pica-pau-galego | Lesser Spotted Woodpecker | Lesser Spotted Woodpecker |
| Dendrocopos syriacus | Pica-pau dos Balcãs | Syrian Woodpecker | Syrian Woodpecker |
| Dendrocygna bicolor | Marreca-caneleira | Fulvous Whistling Duck | Fulvous Whistling-Duck |
| Dendrocygna javanica | Marreca de Java | Indian Whistling Duck | Lesser Whistling-Duck |
| Dendrocygna viduata | Irerê | White-faced Whistling Duck | White-faced Whistling-Duck |
| Dendroica caerulescens | Mariquita-azul-de-garganta-preta | Black-throated Blue Warbler | Black-throated Blue Warbler |
| Dendroica castanea | Mariquita-de-peito-castanho | Bay-breasted Warbler | Bay-breasted Warbler |
| Dendroica coronata | Mariquita-coroada | Yellow-rumped Warbler | Yellow-rumped Warbler |
| Dendroica fusca | Mariquita-papo-de-fogo | Blackburnian Warbler | Blackburnian Warbler |
| Dendroica magnolia | Mariquita-de-faces-pretas | Magnolia Warbler | Magnolia Warbler |
| Dendroica palmarum | Mariquita-de-barrete-castanho | Palm Warbler | Palm Warbler |
| Dendroica pensylvanica | Mariquita-de-flancos-castanhos | Chestnut-sided Warbler | Chestnut-sided Warbler |
| Dendroica petechia | Mariquita-dos-mangais | Yellow Warbler | Yellow Warbler |
| Dendroica striata | Mariquita-de-perna-clara | Blackpoll Warbler | Blackpoll Warbler |
| Dendroica tigrina | Mariquita do Cabo May | Cape May Warbler | Cape May Warbler |
| Dendroica virens | Mariquita-verde-de-garganta-preta | Black-throated Green Warbler | Black-throated Green Warbler |
| Diomedea cauta | Albatroz-arisco | Shy Albatross | Shy Albatross |
| Diomedea chlororhynchos | Albatroz-de-bico-pintado | Yellow-nosed Albatross | Yellow-nosed Albatross |
| Diomedea chrysostoma | Albatroz-de-cabeça-cinzenta | Grey-headed Albatross | Grey-headed Albatross |
| Diomedea epomophora | Albatroz-real | Royal Albatross | Royal Albatross |
| Diomedea exulans | Albatroz-gigante | Wandering Albatross | Wandering Albatross |
| Diomedea melanophris | Albatroz-de-sobrancelha | Black-browed Albatross | Black-browed Albatross |
| Diomedea nigripes | Albatroz-de-patas-pretas | Black-footed Albatross | Black-footed Albatross |
| Dolichonyx oryzivorus | Triste-pia | Bobolink | Bobolink |
| Dromas ardeola | Caranguejeiro | Crab Plover | Crab Plover |
| Drumetella carolinensis | Pássaro-gato | --- | --- |
| Dryocopus martius | Pica-pau-preto | Black Woodpecker | Black Woodpecker |
| Ectopistes migratorius | Pombo-viajante | --- | Passenger Pigeon |
| Egretta alba | Garça-branca-grande | Great Egret | Great Egret |
| Egretta garzetta | Garça-branca | Little Egret | Little Egret |
| Egretta gularis | Garça-dos-recifes | --- | Western Reef-Egret |
| Egretta intermedia | Garça-branca-intermédia | --- | --- |
| Egretta thula | Garça-branca-americana | Snowy Egret | Snowy Egret |
| Elanus caeruleus | Peneireiro-cinzento | Black-shouldered Kite | Black-winged Kite |
| Emberiza aureola | Escrevedeira-de-barriga-amarela | Yellow-breasted Bunting | Yellow-breasted Bunting |
| Emberiza bruniceps | Escrevedeira-de-cabeça-ruiva | Red-headed Bunting | Red-headed Bunting |
| Emberiza buchanani | Sombria-de-pescoço-cinzento | Grey-necked Bunting | Grey-necked Bunting |
| Emberiza caesia | Sombria-de-capuz | Cretzschmar's Bunting | Cretzschmar's Bunting |
| Emberiza chrysophrys | Escrevedeira-de-sobrolho | Yellow-browed Bunting | Yellow-browed Bunting |
| Emberiza cia | Cia | Rock Bunting | Rock Bunting |
| Emberiza cineracea | Escrevedeira-cinzenta | Cinereous Bunting | Cinereous Bunting |
| Emberiza cioides | Escrevedeira de Brandt | Siberian Meadow Bunting | Meadow Bunting |
| Emberiza cirlus | Escrevedeira | Cirl Bunting | Cirl Bunting |
| Emberiza citrinella | Escrevedeira-amarela | Yellowhammer | Yellowhammer |
| Emberiza hortulana | Sombria | Ortolan Bunting | Ortolan Bunting |
| Emberiza leucocephalos | Escrevedeira-de-barrete-branco | Pine Bunting | Pine Bunting |
| Emberiza melanocephala | Escrevedeira-de-cabeça-preta | Black-headed Bunting | Black-headed Bunting |
| Emberiza pallasi | Escrevedeira de Pallas | Pallas' Reed Bunting | Pallas's Bunting |
| Emberiza pusilla | Escrevedeira-pequena | Little Bunting | Little Bunting |
| Emberiza rustica | Escrevedeira-rústica | Rustic Bunting | Rustic Bunting |
| Emberiza rutila | Escrevedeira-ferrugínea | Chestnut Bunting | Chestnut Bunting |
| Emberiza schoeniclus | Escrevedeira-dos-caniços | Reed Bunting | Reed Bunting |
| Emberiza spodocephala | Escrevedeira-de-faces-pretas | Black-faced Bunting | Black-faced Bunting |
| Emberiza stewarti | Escrevedeira-de-cabeça-branca | White-capped Bunting | Chestnut-breasted Bunting |
| Emberiza striolata | Escrevedeira-doméstica | House Bunting | House Bunting |
| Emberiza tahapisi | Cia-africana | Cinnamon-breasted Rock Bunting | Cinnamon-breasted Bunting |
| Empidonax virescens | Papa-mosquitos | Acadian Flycatcher | Acadian Flycatcher |
| Eophona migratoria | Bico-grossudo-chinês | --- | Yellow-billed Grosbeak |
| Eophona personata | Bico-grossudo-japonês | --- | Japanese Grosbeak |
| Eremalauda dunni | Calhandra de Dunn | Dunn's Lark | Dunn's Lark |
| Eremophila alpestris | Calhandra-cornuda | Horned Lark | Horned Lark |
| Eremophila bilopha | Calhandra-cornuda-do-deserto | Temminck's Horned Lark | Temminck's Lark |
| Eremopterix nigriceps | Pastor | Black-crowned Sparrow-Lark | Black-crowned Sparrow-Lark |
| Eremopterix signata | Pastor-de-cabeça-castanha | Chestnut-headed Sparrow-Lark | Chestnut-headed Sparrow-Lark |
| Erithacus rubecula | Pisco-de-peito-ruivo | European Robin | European Robin |
| Estrilda astrild | Bico-de-lacre | Common Waxbill | Common Waxbill |
| Estrilda caerulescens | Lavandinha | Lavender Waxbill | Lavender Waxbill |
| Estrilda melpoda | Face-laranja | Orange-cheeked Waxbill | Orange-cheeked Waxbill |
| Estrilda rhodopyga | Bico-negro | Crimson-rumped Waxbill | Crimson-rumped Waxbill |
| Estrilda troglodytes | Januário | Black-rumped Waxbill | Black-rumped Waxbill |
| Euodice cantans | Bico-de-chumbo-africano | --- | --- |
| Euodice malabarica | Bico-de-chumbo-indiano | --- | --- |
| Euphagus carolinus | Graúna-ferrugínea | Rusty Blackbird | Rusty Blackbird |
| Euplectes afer | Arcebispo | Golden Bishop | Yellow-crowned Bishop |
| Euplectes ardens | Viúva-de-gola-vermelha | Red-collared Whydah | Red-collared Widowbird |
| Euplectes franciscanus | Cardeal-laranja | --- | Orange Bishop |
| Euplectes hordeaceus | Saia-blusa | --- | Black-winged Bishop |
| Euplectes macrourus | Viúva-de-manto-amarelo | Yellow-mantled Whydah | Yellow-shouldered Widowbird |
| Euplectes orix | Cardeal-do-capim | Red Bishop | Red Bishop |
| Euplectes progne | Viúva-rabilonga | Long-tailed Whydah | Long-tailed Widowbird |
| Eurynorhynchus pygmeus | Pilrito-colhereiro | Spoon-billed Sandpiper | Spoonbill Sandpiper |
| Eurystomus glaucurus | Peito-lilás | African Broad-billed Roller | Broad-billed Roller |
| Falco biarmicus | Alfaneque | Lanner Falcon | Lanner Falcon |
| Falco cherrug | Sacre | Saker Falcon | Saker Falcon |
| Falco columbarius | Esmerilhão | Merlin | Merlin |
| Falco concolor | Falcão-cinzento | Sooty Falcon | Sooty Falcon |
| Falco eleonorae | Falcão-da-rainha | Eleonora's Falcon | Eleonora's Falcon |
| Falco naumanni | Francelho | Lesser Kestrel | Lesser Kestrel |
| Falco pelegrinoides | Falco-tagarote | Barbary Falcon | Barbary Falcon |
| Falco peregrinus | Falcão-peregrino | Peregrine Falcon | Peregrine Falcon |
| Falco rusticolus | Gerifalte | Gyr Falcon | Gyrfalcon |
| Falco sparverius | Peneireiro-americano | American Kestrel | American Kestrel |
| Falco subbuteo | Ógea | Northern Hobby | Eurasian Hobby |
| Falco tinnunculus | Peneireiro | Common Kestrel | Common Kestrel |
| Falco vespertinus | Falcão-verpertino | Western Red-footed Falcon | Red-footed Falcon |
| Ficedula albicollis | Papa-moscas-de-colar | Collared Flycatcher | Collared Flycatcher |
| Ficedula hypoleuca | Papa-moscas | Pied Flycatcher | European Pied Flycatcher |
| Ficedula mugimaki | Papa-moscas-mugimaki | Mugimaki Flycatcher | Mugimaki Flycatcher |
| Ficedula narcissina | Papa-moscas-de-peito-amarelo | Narcissus Flycatcher | Narcissus Flycatcher |
| Ficedula parva | Papa-moscas-real | Red-breasted Flycatcher | Red-breasted Flycatcher |
| Ficedula semitorquata | Papa-moscas-de-meio-colar | Collared Flycatcher | Semicollared Flycatcher |
| Francolinus bicalcaratus | Choca | Double-spurred Francolin | Double-spurred Francolin |
| Francolinus francolinus | Francolim-escuro | Black Partridge | Black Francolin |
| Fratercula arctica | Papagaio-do-mar | Atlantic Puffin | Atlantic Puffin |
| Fratercula cirrhata | Papagaio-do-mar-de-penachos | --- | Tufted Puffin |
| Fregata magnificens | Rabiforcado | Magnificent Frigate Bird | Magnificent Frigatebird |
| Fregetta gallaria | Painho de Vieillot | --- | --- |
| Fringilla coelebs | Tentilhão | Chaffinch | Chaffinch |
| Fringilla montifringilla | Tentilhão-montês | Brambling | Brambling |
| Fringilla teydea | Tentilhão-azul | Blue Chaffinch | Teydefinch |
| Fulica americana | Galeirão-americano | American Coot | American Coot |
| Fulica atra | Galeirão | Black Coot | Common Coot |
| Fulica cristata | Galeirão-de-crista | Red-knobbed Coot | Red-knobbed Coot |
| Fulmarus glacialis | Pombalete | Northern Fulmar | Northern Fulmar |
| Galerida cristata | Cotovia-de-poupa | Crested Lark | Crested Lark |
| Galerida theklae | Cotovia-escura | Thekla Lark | Thekla Lark |
| Gallinago gallinago | Narceja | Common Snipe | Common Snipe |
| Gallinago media | Narceja-real | Great Snipe | Great Snipe |
| Gallinago megala | Narceja de Swinhoe | Swinhoe's Snipe | Swinhoe's Snipe |
| Gallinago stenura | Narceja-siberiana | Pintail Snipe | Pintail Snipe |
| Gallinula chloropus | Galinha-d'água | Moorhen | Common Moorhen |
| Garrulus glandarius | Gaio | Jay | Eurasian Jay |
| Gavia adamsii | Mobelha-de-bico-amarelo | White-billed Diver | Yellow-billed Loon |
| Gavia arctica | Mobelha-de-garganta-preta | Black-throated Diver | Arctic Loon |
| Gavia immer | Mobelha-grande | Great Northern Diver | Common Loon |
| Gavia stellata | Mobelha-pequena | Red-throated Diver | Red-throated Loon |
| Gelochelidon nilotica | Tagaz | Gull-billed Tern | Gull-billed Tern |
| Geothlypis trichas | Mariquita-de-mascarilha | Common Yellowthroat | Common Yellowthroat |
| Geronticus eremita | Ibis-pelado | Hermit Ibis | Waldrapp |
| Glareola maldivarum | Perdiz-do-mar-oriental | --- | Oriental Pratincole |
| Glareola nordmanni | Perdiz-do-mar-d'asa-preta | Black-winged Pratincole | Black-winged Pratincole |
| Glareola pratincola | Perdiz-do-mar | Pratincole | Collared Pratincole |
| Glaucidium passerinum | Mocho-anão | Eurasian Pygmy Owl | Eurasian Pygmy-Owl |
| Grus canadensis | Grou-americano | Sandhill Crane | Sandhill Crane |
| Grus grus | Grou | Common Crane | Common Crane |
| Grus leucogeranus | Grou-siberiano | Great White Crane | Siberian Crane |
| Grus monacha | Grou-de-capuz | Hooded Crane | Hooded Crane |
| Guiraca caerulea | Azulejo-real | Blue Grosbeak | Blue Grosbeak |
| Gypaetus barbatus | Brita-ossos | Lammergeier | Lammergeier |
| Gyps bengalensis | Grifo de Bengala | Oriental White-backed Vulture | White-rumped Vulture |
| Gyps fulvus | Grifo | Griffon Vulture | Eurasian Griffon |
| Gyps ruepellii | Grifo-pedrês | --- | --- |
| Haematopus meadewaldoi | Ostraceiro das Canárias | Canary Islands Oystercatcher | Canary Islands Oystercatcher |
| Haematopus ostralegus | Ostraceiro | Palaearctic Oystercatcher | Eurasian Oystercatcher |
| Halcyon leucocephala | Passarinha | Grey-headed Kingfisher | Grey-headed Kingfisher |
| Halcyon smyrnensis | Guarda-rios-de-papo-branco | White-throated Kingfisher | White-throated Kingfisher |
| Haliaeetus albicilla | Pigargo | White-tailed Sea Eagle | White-tailed Eagle |
| Haliaeetus leucocephalus | Pigargo-americano | American Bald Eagle | Bald Eagle |
| Haliaeetus leucoryphus | Pigargo de Pallas | Pallas' Sea Eagle | Pallas's Sea-Eagle |
| Haliaeetus vocifer | Pigargo-africano | African Fish Eagle | African Fish-Eagle |
| Hesperiphona vespertina | Bico-grossudo-americano | --- | Evening Grosbeak |
| Heteroscelus brevipes | Maçarico-de-cauda-cinzenta | Grey-tailed Tattler | --- |
| Hieraaetus fasciatus | Águia-perdigueira | Bonelli's Eagle | Bonelli's Eagle |
| Hieraaetus pennatus | Águia-calçada | Booted Eagle | Booted Eagle |
| Himantopus himantopus | Pernilongo | Black-winged Stilt | Black-winged Stilt |
| Hippolais caligata | Felosa-calçada | Booted Warbler | Booted Warbler |
| Hippolais icterina | Felosa-amarela | Icterine Warbler | Icterine Warbler |
| Hippolais languida | Felosa de Upcher | Upcher's Warbler | Upcher's Warbler |
| Hippolais olivetorum | Felosa-das-oliveiras | Olive-tree Warbler | Olive-tree Warbler |
| Hippolais pallida | Felosa-pálida | Olivaceous Warbler | Olivaceous Warbler |
| Hippolais polyglotta | Felosa-poliglota | Melodious Warbler | Melodious Warbler |
| Hirundapus caudacutus | Andorinhão-de-ferradura | --- | White-throated Needletail |
| Hirundo aethiopica | Andorinha da Etiópia | Ethiopian Swallow | Ethiopian Swallow |
| Hirundo daurica | Andorinha-dáurica | Red-rumped Swallow | Red-rumped Swallow |
| Hirundo pyrrhonota | Andorinha-de-testa-branca | American Cliff Swallow | Cliff Swallow |
| Hirundo rustica | Andorinha-das-chaminés | Barn Swallow | Barn Swallow |
| Hirundo smithii | Andorinha-rabijunca | Wire-tailed Swallow | Wire-tailed Swallow |
| Histrionicus histrionicus | Pato-arlequim | Harlequin Duck | Harlequin Duck |
| Hoplopterus indicus | Abibe do Índico | --- | --- |
| Hoplopterus spinosus | Tui-tui-ferrão | --- | --- |
| Hoplopterus tectus | Abibe-de-cabeça-preta | --- | --- |
| Hydranassa ardesiaca | Garça-preta | --- | --- |
| Hydranassa caerulea | Garça-morena | --- | --- |
| Hydranassa tricolor | Garça-tricolor | --- | --- |
| Hydrobates pelagicus | Alma-de-mestre | British Storm Petrel | European Storm-Petrel |
| Hylocichla mustelina | Tordo-dos-bosques | Wood Thrush | --- |
| Hypocolius ampelinus | Hipocólio | Grey Hypocolius | Grey Hypocolius |
| Icterus galbula | Corrupião-laranja | Northern Oriole | Northern Oriole |
| Icterus wagleri | Corrupião-de-barriga-preta | Black-vented Oriole | Black-vented Oriole |
| Irania gutturalis | Pisco-de-garganta-branca | Irania | White-throated Robin |
| Ixobrychus eurhythmus | Garçote da Manchúria | Schrenck's Bittern | Schrenck's Bittern |
| Ixobrychus exilis | Socoí-vermelho | Least Bittern | Least Bittern |
| Ixobrychus minutus | Garçote | Little Bittern | Little Bittern |
| Ixobrychus sturmii | Garçote-preto | African Dwarf Bittern | Dwarf Bittern |
| Junco hyemalis | Junco | Dark-eyed Junco | Dark-eyed Junco |
| Jynx torquilla | Torcicolo | Northern Wryneck | Eurasian Wryneck |
| Ketupa zeylonensis | Bufo-pescador | --- | Brown Fish-Owl |
| Lagonosticta senegala | Peito-de-fogo | Red-billed Fire Finch | Red-billed Firefinch |
| Lagopus lagopus | Lagopo-ruivo | Willow Grouse | Willow Ptarmigan |
| Lagopus mutus | Lagopo-cinzento | Rock Ptarmigan | Rock Ptarmigan |
| Lanius collurio | Picanço-de-dorso-ruivo | Red-backed Shrike | Red-backed Shrike |
| Lanius cristatus | Picanço-castanho | Brown Shrike | Brown Shrike |
| Lanius excubitor | Picanço-real-nortenho | Great Grey Shrike | Northern Shrike |
| Lanius isabellinus | Picanço-isabel | --- | Rufous-tailed Shrike |
| Lanius meridionalis | Picanço-real | --- | --- |
| Lanius minor | Picanço-de-mascarilha | Lesser Grey Shrike | Lesser Grey Shrike |
| Lanius nubicus | Picanço da Núbia | Masked Shrike | Masked Shrike |
| Lanius schach | Picanço-rabilongo | Black-headed Shrike | Long-tailed Shrike |
| Lanius senator | Picanço-barreteiro | Woodchat Shrike | Woodchat Shrike |
| Larus argentatus | Gaivota-prateada | Herring Gull | Herring Gull |
| Larus armenicus | Gaivota da Arménia | Armenian Gull | Armenian Gull |
| Larus atricilla | Gaivota-alegre | Laughing Gull | Laughing Gull |
| Larus audouinii | Gaivota de Audouin | Audouin's Gull | Audouin's Gull |
| Larus brunnicephalus | Gaivota do Índico | Indian Black-headed Gull | Brown-headed Gull |
| Larus cachinnans | Gaivota-de-patas-amarelas | Yellow-legged Gull | Yellow-legged Gull |
| Larus canus | Famego | Mew Gull | Mew Gull |
| Larus cirrocephalus | Gaivota-de-cabeça-cinza | Grey-headed Gull | Grey-headed Gull |
| Larus delawarensis | Gaivota-de-bico-riscado | Ring-billed Gull | Ring-billed Gull |
| Larus fuscus | Gaivota-de-asa-escura | Lesser Black-backed Gull | Lesser Black-backed Gull |
| Larus genei | Gaivota-de-bico-fino | Slender-billed Gull | Slender-billed Gull |
| Larus glaucescens | Gaivota do Mar de Bering | Glaucous-winged Gull | Glaucous-winged Gull |
| Larus glaucoides | Gaivota-branca | Iceland Gull | Iceland Gull |
| Larus hemprichii | Gaivota-fuliginosa | Sooty Gull | Sooty Gull |
| Larus heuglini | Gaivota de Heuglin | --- | --- |
| Larus hyperboreus | Gaivotão-branco | Glaucous Gull | Glaucous Gull |
| Larus ichthyaetus | Gaivotão-de-cabeça-preta | Great Black-headed Gull | Great Black-headed Gull |
| Larus leucophthalmus | Gaivota-d'olho-branco | White-eyed Gull | White-eyed Gull |
| Larus marinus | Gaivotão-real | Greater Black-backed Gull | Great Black-backed Gull |
| Larus melanocephalus | Gaivota-de-cabeça-preta | Mediterranean Gull | Mediterranean Gull |
| Larus minutus | Gaivota-pequena | Little Gull | Little Gull |
| Larus philadelphia | Guincho-americano | Bonaparte's Gull | Bonaparte's Gull |
| Larus pipixcan | Gaivota-das-pradarias | Franklin's Gull | Franklin's Gull |
| Larus ridibundus | Guincho | Black-headed Gull | Common Black-headed Gull |
| Larus sabini | Gaivota de Sabine | Sabine's Gull | Sabine's Gull |
| Leiothrix lutea | Rouxinol do Japão | Pekin Robin | Red-billed Leiothrix |
| Leptoptilos crumeniferus | Marabu | Marabou Stork | Marabou Stork |
| Limicola falcinellus | Pilrito-de-bico-grosso | Broad-billed Sandpiper | Broad-billed Sandpiper |
| Limnocorax flavirostra | Franga-d'água-preta | --- | --- |
| Limnodromus griseus | Maçarico-de-bico-curto | Short-billed Dowitcher | Short-billed Dowitcher |
| Limnodromus scolopaceus | Maçarico-de-bico-comprido | Long-billed Dowitcher | Long-billed Dowitcher |
| Limosa haemastica | Maçaricão-de-bico-virado | Hudsonian Godwit | Hudsonian Godwit |
| Limosa lapponica | Fuselo | Bar-tailed Godwit | Bar-tailed Godwit |
| Limosa limosa | Milherango | Black-tailed Godwit | Black-tailed Godwit |
| Locustella certhiola | Cigarrinha de Pallas | Pallas' Grasshopper Warbler | Pallas's Grasshopper-Warbler |
| Locustella fasciolata | Cigarrinha de Gray | Gray's Grasshopper Warbler | Gray's Grasshopper-Warbler |
| Locustella fluviatilis | Cigarrinha-ribeirinha | River Warbler | Eurasian River Warbler |
| Locustella lanceolata | Cigarrinha-lanceolada | Lanceolated Warbler | Lanceolated Warbler |
| Locustella luscinioides | Cigarrinha-ruiva | Savi's Warbler | Savi's Warbler |
| Locustella naevia | Cigarrinha-malhada | Grasshopper Warbler | Common Grasshopper-Warbler |
| Lonchura maja | Capuchinho-de-cabeça-branca | Pale-headed Mannikin | White-headed Munia |
| Lonchura malacca | Capuchinho-tricolor | Chestnut Mannikin | Black-headed Munia |
| Lonchura punctulata | Capuchinho-dominó | Nutmeg Mannikin | Scaly-breasted Munia |
| Lophodytes cucullatus | Merganso-capuchinho | --- | Hooded Merganser |
| Lophophorus impejanus | Monal | --- | Himalayan Monal |
| Loxia curvirostra | Cruza-bico | Red Crossbill | Red Crossbill |
| Loxia leucoptera | Cruza-bico-listado | White-winged Crossbill | White-winged Crossbill |
| Loxia pytyopsittacus | Cruza-bico-papagaio | Parrot Crossbill | Parrot Crossbill |
| Loxia scotica | Cruza-bico-escocês | Scottish Crossbill | Scottish Crossbill |
| Lullula arborea | Cotovia-dos-bosques | Wood Lark | Wood Lark |
| Luscinia calliope | Pisco-de-garganta-vermelha | Siberian Rubythroat | Siberian Rubythroat |
| Luscinia cyane | Pisco-azul-siberiano | --- | Siberian Blue Robin |
| Luscinia luscinia | Rouxinol-oriental | Thrush Nightingale | Thrush Nightingale |
| Luscinia megarhynchos | Rouxinol | Nightingale | Common Nightingale |
| Luscinia svecica | Pisco-de-peito-azul | Bluethroat | Bluethroat |
| Lymnocryptes minimus | Narceja-galega | Jack Snipe | Jack Snipe |
| Macronectes giganteus | Pardelão-gigante | Giant Petrel | Antarctic Giant-Petrel |
| Macronectes halli | Pardelão-gigante-nortenho | Hall's Giant Petrel | Hall's Giant-Petrel |
| Marmaronetta angustirostris | Pardilheira | Marbled Teal | Marbled Teal |
| Melanitta fusca | Negrola-d'asa-branca | Velvet Scoter | White-winged Scoter |
| Melanitta nigra | Negrola | Black Scoter | Black Scoter |
| Melanitta perspicillata | Negrola-de-lunetas | Surf Scoter | Surf Scoter |
| Melanocorypha bimaculata | Calhandra-bastarda | Bimaculated Lark | Bimaculated Lark |
| Melanocorypha calandra | Calhandra-real | Calandra Lark | Calandra Lark |
| Melanocorypha leucoptera | Calhandra-ruiva | White-winged Lark | White-winged Lark |
| Melanocorypha yeltoniensis | Calhandra-preta | Black Lark | Black Lark |
| Meleagris gallopavo | Peru-bravo | Common Turkey | Wild Turkey |
| Melierax gabar | Gavião-palrador | --- | --- |
| Melierax metabates | Açor-cantador | Dark Chanting-Goshawk | Dark Chanting-Goshawk |
| Melopsittacus undulatus | Periquito | Budgerigar | Budgerigar |
| Melospiza melodia | Tico-tico-musical | Song Sparrow | Song Sparrow |
| Mergus albellus | Merganso-pequeno | Smew | Smew |
| Mergus merganser | Merganso-grande | Goosander | Common Merganser |
| Mergus serrator | Merganso-de-poupa | Red-breasted Merganser | Red-breasted Merganser |
| Merops apiaster | Abelharuco | European Bee Eater | European Bee-eater |
| Merops orientalis | Abelharuco-verde | Little Green Bee Eater | Little Green Bee-eater |
| Merops superciliosus | Abelharuco-de-faces-azuis | Blue-cheeked Bee Eater | Madagascar Bee-eater |
| Micropalama himantopus | Pilrito-pernilongo | Stilt Sandpiper | Stilt Sandpiper |
| Miliaria calandra | Trigueirão | Corn Bunting | Corn Bunting |
| Milvus migrans | Milhafre-preto | Black Kite | Black Kite |
| Milvus milvus | Milhafre-real | Red Kite | Red Kite |
| Mimus polyglottos | Tordo-imitador | Northern Mockingbird | Northern Mockingbird |
| Mirafra cordofanica | Calhandra-rufadoura | Kordofan Lark | Kordofan Lark |
| Mniotilta varia | Riscadinha | Black & White Warbler | Black-and-white Warbler |
| Molothrus ater | Chopim-mulato | Brown-headed Cowbird | Brown-headed Cowbird |
| Monticola saxatilis | Melro-das-rochas | Mountain Rock Thrush | Rufous-tailed Rock-Thrush |
| Monticola solitarius | Melro-azul | Blue Rock Thrush | Blue Rock-Thrush |
| Montifringilla nivalis | Pardal-alpino | White-winged Snow Finch | White-winged Snowfinch |
| Morus capensis | Alcatraz do Cabo | Cape Gannet | Cape Gannet |
| Motacilla aguimp | Alvéola-branca-africana | African Pied Wagtail | African Pied Wagtail |
| Motacilla alba | Alvéola-branca | Pied Wagtail | White Wagtail |
| Motacilla cinerea | Alvéola-cinzenta | Grey Wagtail | Grey Wagtail |
| Motacilla citreola | Alvéola-citrina | Citrine Wagtail | Citrine Wagtail |
| Motacilla flava | Alvéola-amarela | Yellow Wagtail | Yellow Wagtail |
| Muscicapa dauurica | Taralhão-castanho | Brown Flycatcher | Asian Brown Flycatcher |
| Muscicapa striata | Taralhão-cinzento | Spotted Flycatcher | Spotted Flycatcher |
| Mycteria ibis | Tântalo-africano | Yellow-billed Stork | Yellow-billed Stork |
| Myiopsitta monachus | Caturrita | Monk Parakeet | Monk Parakeet |
| Myrmecocichla aethiops | Formicário | Northern Anteater Chat | Northern Anteater-Chat |
| Nandayus nenday | Periquito-nandaí | Nanday Conure | Nanday Parakeet |
| Necrosyrtes monachus | Jagudi | Hooded Vulture | Hooded Vulture |
| Nectarinia osea | Beija-flor da Palestina | Northern Orange-tufted Sunbird | Palestine Sunbird |
| Neophron percnopterus | Britango | Egyptian Vulture | Egyptian Vulture |
| Neotis denhami | Abetarda-real | Denham's Bustard | Stanley Bustard |
| Neotis nuba | Abetarda-de-barrete-ruivo | Nubian Bustard | Nubian Bustard |
| Nettapus coromandelianus | Gansinho-oriental | Cotton Teal | Cotton Pygmy-goose |
| Netta rufina | Pato-de-bico-vermelho | Red-crested Pochard | Red-crested Pochard |
| Nucifraga caryocatactes | Quebra-nozes | Spotted Nutcracker | Spotted Nutcracker |
| Numenius arquata | Maçarico-real | Western Curlew | Eurasian Curlew |
| Numenius borealis | Maçarico-esquimó | Eskimo Curlew | Eskimo Curlew |
| Numenius minutus | Maçarico-pequeno | Little Curlew | Little Curlew |
| Numenius phaeopus | Maçarico-galego | Whimbrel | Whimbrel |
| Numenius tenuirostris | Maçarico-de-bico-fino | Slender-billed Curlew | Slender-billed Curlew |
| Numida meleagris | Pintada | Helmeted Guineafowl | Helmeted Guineafowl |
| Nyctea scandiaca | Coruja-das-neves | Snowy Owl | Snowy Owl |
| Nycticorax nycticorax | Goraz | Black-crowned Night Heron | Black-crowned Night-Heron |
| Nymphicus hollandicus | Cocatiel | Cockatiel | Cockatiel |
| Oceanites oceanicus | Casquilho | Wilson's Storm Petrel | Wilson's Storm-Petrel |
| Oceanodroma castro | Roquinho | Madeiran Storm Petrel | Band-rumped Storm-Petrel |
| Oceanodroma leucorhoa | Painho-de-cauda-forcada | Leach's Storm Petrel | Leach's Storm-Petrel |
| Oceanodroma monorhis | Painho de Swinhoe | Swinhoe's Storm Petrel | Swinhoe's Storm-Petrel |
| Oena capensis | Rolinha-rabilonga | Namaqua Dove | Namaqua Dove |
| Oenanthe alboniger | Chasco de Hume | Hume's Wheatear | Hume's Wheatear |
| Oenanthe cypriaca | Chasco de Chipre | Cyprus Wheatear | Cyprus Wheatear |
| Oenanthe deserti | Chasco-do-deserto | Desert Wheatear | Desert Wheatear |
| Oenanthe finschii | Chasco de Finsch | Finsch's Wheatear | Finsch's Wheatear |
| Oenanthe hispanica | Chasco-ruivo | Black-eared Wheatear | Black-eared Wheatear |
| Oenanthe isabellina | Chasco-isabel | Isabelline Wheatear | Isabelline Wheatear |
| Oenanthe leucopyga | Chasco-de-barrete-branco | White-crowned Black Wheatear | White-tailed Wheatear |
| Oenanthe leucura | Chasco-preto | Black Wheatear | Black Wheatear |
| Oenanthe lugens | Chasco-fúnebre | Mourning Wheatear | Mourning Wheatear |
| Oenanthe moesta | Chasco-triste | Red-rumped Wheatear | Red-rumped Wheatear |
| Oenanthe monacha | Chasco-de-capuz | Hooded Wheatear | Hooded Wheatear |
| Oenanthe oenanthe | Chasco-cinzento | Northern Wheatear | Northern Wheatear |
| Oenanthe picata | Chasco-oriental | Variable Wheatear | Variable Wheatear |
| Oenanthe pleschanka | Chasco-malhado | Pied Wheatear | Pied Wheatear |
| Oenanthe xanthoprymna | Chasco-de-cauda-ruiva | Red-tailed Wheatear | Rufous-tailed Wheatear |
| Onychognathus tristramii | Estorninho-de-asa-ruiva | Tristram's Starling | Tristram's Starling |
| Oriolus oriolus | Papa-figos | Golden Oriole | Eurasian Golden-Oriole |
| Otis tarda | Abetarda | Great Bustard | Great Bustard |
| Otus brucei | Mocho-d'orelhas-pálido | Pallid Scops Owl | Pallid Scops-Owl |
| Otus scops | Mocho-d'orelhas | Eurasian Scops Owl | Common Scops-Owl |
| Oxyura jamaicensis | Pato-rabo-alçado-americano | Ruddy Duck | Ruddy Duck |
| Oxyura leucocephala | Pato-rabo-alçado | White-headed Duck | White-headed Duck |
| Padda oryzivora | Pardal de Java | Java Sparrow | Java Sparrow |
| Pagophila eburnea | Gaivota-marfim | Ivory Gull | Ivory Gull |
| Pandion haliaetus | Águia-pesqueira | Osprey | Osprey |
| Panurus biarmicus | Chapim-de-bigodes | Bearded Reedling | Bearded Parrotbill |
| Parula americana | Mariquita-azul | Parula Warbler | Northern Parula |
| Parus ater | Chapim-carvoeiro | Coal Tit | Coal Tit |
| Parus caeruleus | Chapim-azul | Blue Tit | Blue Tit |
| Parus cinctus | Chapim da Lapónia | Siberian Tit | Siberian Tit |
| Parus cristatus | Chapim-de-poupa | Crested Tit | Crested Tit |
| Parus cyanus | Chapim-de-cabeça-branca | Azure Tit | Azure Tit |
| Parus lugubris | Chapim-sombrio | Sombre Tit | Sombre Tit |
| Parus major | Chapim-real | Great Tit | Great Tit |
| Parus montanus | Chapim-montês | Willow Tit | Willow Tit |
| Parus palustris | Chapim-palustre | Marsh Tit | Marsh Tit |
| Passerculus sandwichensis | Tico-tico-dos-prados | Savannah Sparrow | Savannah Sparrow |
| Passer domesticus | Pardal | House Sparrow | House Sparrow |
| Passerella iliaca | Tico-tico-raposino | Fox Sparrow | Fox Sparrow |
| Passer hispaniolensis | Pardal-espanhol | Spanish Sparrow | Spanish Sparrow |
| Passer iagoensis | Pardal de Cabo Verde | --- | Iago Sparrow |
| Passerina amoena | Mariposa-lazúli | Lazuli Bunting | Lazuli Bunting |
| Passerina ciris | Mariposa-arco-íris | Painted Bunting | Painted Bunting |
| Passerina cyanea | Mariposa-azul | Indigo Bunting | Indigo Bunting |
| Passer luteus | Pardal-dourado | --- | Sudan Golden-Sparrow |
| Passer moabiticus | Pardal do Levante | Dead Sea Sparrow | Dead Sea Sparrow |
| Passer montanus | Pardal-montês | Eurasian Tree Sparrow | Eurasian Tree Sparrow |
| Passer simplex | Pardal-do-deserto | Desert Sparrow | Desert Sparrow |
| Pelagodroma marina | Calca-mar | White-faced Storm Petrel | White-faced Storm-Petrel |
| Pelecanus crispus | Pelicano-crespo | Dalmatian Pelican | Dalmatian Pelican |
| Pelecanus onocrotalus | Pelicano-branco | Eastern White Pelican | Great White Pelican |
| Pelecanus rufescens | Pelicano-cinzento | Pink-backed Pelican | Pink-backed Pelican |
| Perdix dauurica | Charrela-dáurica | --- | Daurian Partridge |
| Perdix perdix | Charrela | Grey Partridge | Grey Partridge |
| Perisoreus infaustus | Gaio-siberiano | Siberian Jay | Siberian Jay |
| Pernis apivorus | Bútio-vespeiro | Western Honey Buzzard | European Honey-buzzard |
| Pernis ptilorhynchus | Bútio-vespeiro-oriental | --- | --- |
| Petronia brachydactyla | Pardal-pálido | Pale Rock Sparrow | Pale Rock-Finch |
| Petronia petronia | Pardal-francês | Streaked Rock Sparrow | Rock Sparrow |
| Petronia xanthocollis | Pardal-de-garganta-amarela | --- | Chestnut-shouldered Petronia |
| Phaethon aethereus | Rabijunco | Red-billed Tropic Bird | Red-billed Tropicbird |
| Phalacrocorax africanus | Corvo-marinho-africano | Reed Cormorant | Long-tailed Cormorant |
| Phalacrocorax aristotelis | Galheta | Shag | European Shag |
| Phalacrocorax auritus | Corvo-marinho-d'orelhas | Double-crested Cormorant | Double-crested Cormorant |
| Phalacrocorax carbo | Corvo-marinho | Great Cormorant | Great Cormorant |
| Phalacrocorax nigrogularis | Corvo-marinho-arábico | Socotra Cormorant | Socotra Cormorant |
| Phalacrocorax pygmeus | Corvo-marinho-pequeno | Pygmy Cormorant | Pygmy Cormorant |
| Phalaropus fulicarius | Falaropo-de-bico-grosso | Grey Phalarope | Red Phalarope |
| Phalaropus lobatus | Falaropo-de-bico-fino | Red-necked Phalarope | Red-necked Phalarope |
| Phalaropus tricolor | Pisa-n'água | Wilson's Phalarope | Wilson's Phalarope |
| Phasianus colchicus | Faisão | Common Pheasant | Common Pheasant |
| Pheucticus ludovicianus | Realejo | Rose-breasted Grosbeak | Rose-breasted Grosbeak |
| Philomachus pugnax | Combatente | Ruff | Ruff |
| Phoenicopterus chilensis | Flamingo-chileno | Chilean Flamingo | Chilean Flamingo |
| Phoenicopterus erythronotus | Rabirruivo de Eversmann | --- | --- |
| Phoenicopterus minor | Flamingo-pequeno | --- | Lesser Flamingo |
| Phoenicopterus ruber | Flamingo | Greater Flamingo | Greater Flamingo |
| Phoenicurus erythrogaster | Rabirruivo-de-touca-branca | Guldenstadt's Redstart | White-winged Redstart |
| Phoenicurus moussieri | Rabirruivo-mourisco | Moussier's Redstart | Moussier's Redstart |
| Phoenicurus ochruros | Rabirruivo | Black Redstart | Black Redstart |
| Phoenicurus phoenicurus | Rabirruivo-de-testa-branca | Common Redstart | Common Redstart |
| Phylloscopus bonelli | Felosa-de-papo-branco | Bonelli's Warbler | Bonelli's Warbler |
| Phylloscopus borealis | Felosa-boreal | Arctic Warbler | Arctic Warbler |
| Phylloscopus brehmii | Felosinha-ibérica | --- | --- |
| Phylloscopus canariensis | Felosinha das Canárias | --- | --- |
| Phylloscopus collybita | Felosinha | Chiff-chaff | Common Chiffchaff |
| Phylloscopus coronatus | Felosa-coroada-oriental | Temminck's Crowned Willow Warbler | Eastern Crowned-Warbler |
| Phylloscopus fuscatus | Felosa-sombria | Dusky Warbler | Dusky Warbler |
| Phylloscopus humei | Felosa-listada de Hume | --- | --- |
| Phylloscopus inornatus | Felosa-listada | Yellow-browed Warbler | Inornate Warbler |
| Phylloscopus neglectus | Felosa do Irão | Plain Willow Warbler | Plain Leaf-Warbler |
| Phylloscopus nitidus | Felosa-brilhante | Green Willow Warbler | Greenish Warbler |
| Phylloscopus orientalis | Felosa do Levante | --- | --- |
| Phylloscopus plumbeitarsus | Felosa-verde-listada | Two-barred Greenish Warbler | --- |
| Phylloscopus proregulus | Felosa de Pallas | Pallas' Leaf Warbler | Lemon-rumped Warbler |
| Phylloscopus schwarzi | Felosa de Radde | Radde's Bush Warbler | Radde's Warbler |
| Phylloscopus sibilatrix | Felosa-assobiadeira | Wood Warbler | Wood Warbler |
| Phylloscopus sindianus | Felosa-da-montanha | Eastern Chiff-chaff | --- |
| Phylloscopus subviridis | Felosa dos Himalaias | Brooks's Willow Warbler | Brooks's Leaf-Warbler |
| Phylloscopus trochiloides | Felosa-verde | Greenish Warbler | Greenish Warbler |
| Phylloscopus trochilus | Felosa-musical | Willow Warbler | Willow Warbler |
| Pica pica | Pega | Black-billed Magpie | Black-billed Magpie |
| Picoides tridactylus | Pica-pau-tridáctilo | Three-toed Woodpecker | Three-toed Woodpecker |
| Picus canus | Peto-cinzento | Grey-faced Woodpecker | Grey-faced Woodpecker |
| Picus vaillantii | Peto-mourisco | Levaillant's Woodpecker | Levaillant's Woodpecker |
| Picus viridis | Peto-real | Green Woodpecker | Eurasian Green Woodpecker |
| Pinguinus impennis | Torda-grande | --- | Great Auk |
| Pinicola enucleator | Bico-duro | Pine Grosbeak | Pine Grosbeak |
| Pipilo erythrophthalmus | Pipilo-d'olho-vermelho | Rufous-sided Towhee | Rufous-sided Towhee |
| Piranga olivacea | Sanhaço-d'asa-preta | Scarlet Tanager | Scarlet Tanager |
| Piranga rubra | Sanhaço-de-fogo-migrador | Summer Tanager | Summer Tanager |
| Platalea alba | Colhereiro-africano | African Spoonbill | African Spoonbill |
| Platalea leucorodia | Colhereiro | White Spoonbill | Eurasian Spoonbill |
| Plectrophenax nivalis | Escrevedeira-das-neves | Snow Bunting | Snow Bunting |
| Plectropterus gambensis | Pato-ferrão | Spur-winged Goose | Spur-winged Goose |
| Plegadis falcinellus | Ibis-preto | Glossy Ibis | Glossy Ibis |
| Ploceus cucullatus | Cacho-caldeirão | Village Weaver | Village Weaver |
| Ploceus manyar | Tecelão-mosqueado | Streaked Weaver | Streaked Weaver |
| Ploceus melanocephalus | Tecelão-de-cabeça-preta | Black-headed Weaver | Black-headed Weaver |
| Ploceus velatus | Tecelão-de-máscara | African Masked Weaver | Southern Masked-Weaver |
| Pluvialis apricaria | Tarambola-dourada | European Golden Plover | Eurasian Golden-Plover |
| Pluvialis dominica | Batuiruçu | American Golden Plover | American Golden-Plover |
| Pluvialis fulva | Tarambola-dourada-siberiana | Pacific Golden Plover | Pacific Golden-Plover |
| Pluvialis squatarola | Tarambola-cinzenta | Grey Plover | Grey Plover |
| Pluvianus aegyptius | Ave-do-crocodilo | Egyptian Plover | Crocodile-bird |
| Podiceps auritus | Mergulhão-de-penachos | Slavonian Grebe | Horned Grebe |
| Podiceps cristatus | Mergulhão-de-poupa | Great Crested Grebe | Great Crested Grebe |
| Podiceps grisegena | Mergulhão-de-faces-brancas | Red-necked Grebe | Red-necked Grebe |
| Podiceps nigricollis | Cagarraz | Black-necked Grebe | Black-necked Grebe |
| Podilymbus podiceps | Mergulhão-caçador | Pied-billed Grebe | Pied-billed Grebe |
| Poicephalus senegalus | Periquito-massarongo | Senegal Parrot | Senegal Parrot |
| Polysticta stelleri | Êider de Steller | Steller's Eider | Steller's Eider |
| Porphyrio porphyrio | Camão | Purple Swamphen | Purple Swamphen |
| Porphyrula alleni | Camão-pequeno | Allen's Gallinule | Allen's Gallinule |
| Porphyrula martinica | Camão-americano | --- | --- |
| Porzana carolina | Franga-d'água-americana | Sora Crake | Sora |
| Porzana marginalis | Franga-d'água-raiada | Striped Crake | --- |
| Porzana parva | Franga-d'água-bastarda | Little Crake | Little Crake |
| Porzana porzana | Franga-d'água-malhada | Spotted Crake | Spotted Crake |
| Porzana pusilla | Franga-d'água-pequena | Baillon's Crake | Baillon's Crake |
| Prinia gracilis | Fuinha-elegante | Graceful Warbler | Graceful Prinia |
| Progne subis | Andorinha-roxa | Purple Martin | Purple Martin |
| Prunella atrogularis | Ferreirinha-de-garganta-preta | Black-throated Accentor | Black-throated Accentor |
| Prunella collaris | Ferreirinha-serrana | Alpine Accentor | Alpine Accentor |
| Prunella modularis | Ferreirinha | Dunnock | Hedge Accentor |
| Prunella montanella | Ferreirinha-siberiana | Mountain Accentor | Siberian Accentor |
| Prunella ocularis | Ferreirinha do Cáucaso | Radde's Accentor | Radde's Accentor |
| Psittacula krameri | Periquito-rabijunco | Rose-ringed Parakeet | Rose-ringed Parakeet |
| Psittacus erithacus | Papagaio-cinzento | Grey Parrot | Grey Parrot |
| Pterocles alchata | Ganga | Pintailed Sandgrouse | Pin-tailed Sandgrouse |
| Pterocles coronatus | Cortiçol-coroado | Crowned Sandgrouse | Crowned Sandgrouse |
| Pterocles exustus | Ganga-castanha | Chestnut-bellied Sandgrouse | Chestnut-bellied Sandgrouse |
| Pterocles lichensteinii | Cortiçol-pedrês | --- | --- |
| Pterocles orientalis | Cortiçol-de-barriga-preta | Black-bellied Sandgrouse | Black-bellied Sandgrouse |
| Pterocles senegallus | Ganga-malhada | Spotted Sandgrouse | Spotted Sandgrouse |
| Pterodroma arminjoniana | Freira da Trindade | Trinidade Petrel | Herald Petrel |
| Pterodroma feae | Gon-gon | Cape Verde Petrel | Cape Verde Petrel |
| Pterodroma hasitata | Freira das Antilhas | Black-capped Petrel | Black-capped Petrel |
| Pterodroma incerta | Freira de Schlegel | Schlegel's Petrel | Atlantic Petrel |
| Pterodroma leucoptera | Freira-de-garganta-branca | White-winged Petrel | Gould's Petrel |
| Pterodroma madeira | Freira | Madeira Petrel | Madeira Petrel |
| Pterodroma mollis | Freira-de-penas-lisas | Soft-plumaged Petrel | Soft-plumaged Petrel |
| Pterodroma neglecta | Freira de Kermadec | Kermadec Petrel | Kermadec Petrel |
| Ptyonoprogne fuligula | Andorinha-das-rochas-africana | --- | --- |
| Ptyonoprogne rupestris | Andorinha-das-rochas | --- | --- |
| Puffinus assimilis | Pintainho | Little Shearwater | Little Shearwater |
| Puffinus carneipes | Pardela-de-patas-rosadas | Pale-footed Shearwater | Flesh-footed Shearwater |
| Puffinus gravis | Pardela-de-barrete | Greater Shearwater | Great Shearwater |
| Puffinus griseus | Pardela-preta | Sooty Shearwater | Sooty Shearwater |
| Puffinus lherminieri | Pintainho-dos-trópicos | Audubon's Shearwater | Audubon's Shearwater |
| Puffinus mauretanicus | Fura-bucho | --- | --- |
| Puffinus pacificus | Pardela-rabilonga | Wedge-tailed Shearwater | Wedge-tailed Shearwater |
| Puffinus puffinus | Fura-bucho do Atlântico | Manx Shearwater | Manx Shearwater |
| Puffinus yelkouan | Fura-bucho do Mediterrâneo | Mediterranean Shearwater | Mediterranean Shearwater |
| Pycnonotus barbatus | Engole-malagueta | Garden Bulbul | Garden Bulbul |
| Pycnonotus cafer | Tuta-de-ventre-vermelho | Red-vented Bulbul | Red-vented Bulbul |
| Pycnonotus leucogenys | Tuta-de-faces-brancas | White-cheeked Bulbul | Himalayan Bulbul |
| Pycnonotus xanthopygos | Tuta-de-lunetas | White-eyed Bulbul | White-spectacled Bulbul |
| Pyrrhocorax graculus | Gralha-de-bico-amarelo | Alpine Chough | Yellow-billed Chough |
| Pyrrhocorax pyrrhocorax | Gralha-de-bico-vermelho | Red-billed Chough | Red-billed Chough |
| Pyrrhula murina | Priôlo | --- | --- |
| Pyrrhula pyrrhula | Dom-fafe | Northern Bullfinch | Eurasian Bullfinch |
| Quelea quelea | Bico-carmim | Red-billed Quelea | Red-billed Quelea |
| Quiscalus quiscula | Rabo-de-quilha | Common Grackle | Common Grackle |
| Rallus aquaticus | Frango-d'água | Water Rail | Water Rail |
| Ramphocoris clotbey | Calhandra-de-bico-grosso | Thick-billed Lark | Thick-billed Lark |
| Recurvirostra avosetta | Alfaiate | Pied Avocet | Pied Avocet |
| Regulus calendula | Estrelinha-de-fogo | Ruby-crowned Kinglet | Ruby-crowned Kinglet |
| Regulus ignicapillus | Estrelinha-real | Firecrest | Firecrest |
| Regulus regulus | Estrelinha-de-poupa | Goldcrest | Goldcrest |
| Regulus satrapa | Estrelinha-de-coroa-dourada | Golden-crowned Kinglet | Golden-crowned Kinglet |
| Regulus teneriffae | Bandeirita | --- | Canary Islands Kinglet |
| Remiz pendulinus | Chapim-de-mascarilha | Penduline Tit | Eurasian Penduline-Tit |
| Rhinchops flavirostris | Talha-mar-africano | --- | --- |
| Rhodopechys sanguinea | Asa-carmim | Crimson-winged Finch | Crimson-winged Finch |
| Rhodospiza obsoleta | Asa-rosada | --- | --- |
| Rhodostethia rosea | Gaivota-rosada | Ross's Gull | Ross's Gull |
| Riparia cincta | Andorinha-das-barreiras-africana | Banded Martin | Banded Martin |
| Riparia paludicola | Andorinha-dos-charcos | Brown Throated Sand Martin | Plain Martin |
| Riparia riparia | Andorinha-das-barreiras | Sand Martin | Sand Martin |
| Rissa tridactyla | Gaivota-tridáctila | Black-legged Kittiwake | Black-legged Kittiwake |
| Rostratula benghalensis | Narceja-pintada | Painted-Snipe | Greater Painted-snipe |
| Saxicola caprata | Cartaxo-preto | Pied Stonechat | Pied Bushchat |
| Saxicola dacotiae | Caldeireta | Canary Islands Chat | Canary Islands Chat |
| Saxicola rubetra | Cartaxo-nortenho | Whinchat | Whinchat |
| Saxicola torquata | Cartaxo | Common Stonechat | Common Stonechat |
| Sayornis phoebe | Piuí | Eastern Phoebe | Eastern Phoebe |
| Scolopax rusticola | Galinhola | Eurasian Woodcock | Eurasian Woodcock |
| Scotocerca inquieta | Fuinha-dos-espinheiros | Streaked Scrub Warbler | Streaked Scrub-Warbler |
| Seiurus aurocapillus | Mariquita-de-coroa-ruiva | Ovenbird | Ovenbird |
| Seiurus noveboracensis | Mariquita-boreal | Northern Water-thrush | Northern Waterthrush |
| Serinus canaria | Canário-da-terra | Island Canary | Island Canary |
| Serinus citrinella | Milheirinha-serrano | Citril Finch | Citril Finch |
| Serinus pusillus | Milheirinha-de-testa-vermelha | Red-fronted Serin | Fire-fronted Serin |
| Serinus serinus | Milheirinha | European Serin | European Serin |
| Serinus siryacus | Milheirinha do Levante | --- | --- |
| Setophaga ruticilla | Mariquita-de-rabo-vermelho | American Redstart | American Redstart |
| Sitta canadensis | Trepadeira-azul do Canadá | Red-breasted Nuthatch | Red-breasted Nuthatch |
| Sitta europaea | Trepadeira-azul | Eurasian Nuthatch | Wood Nuthatch |
| Sitta krueperi | Trepadeira-azul do Levante | Kruper's Nuthatch | Krueper's Nuthatch |
| Sitta ledanti | Trepadeira-azul da Argélia | Kabylie Nuthatch | Kabylie Nuthatch |
| Sitta neumayer | Trepadeira-rupestre do Levante | Rock Nuthatch | Western Rock-Nuthatch |
| Sitta tephronota | Trepadeira-rupestre-oriental | Eastern Rock Nuthatch | Eastern Rock-Nuthatch |
| Sitta whiteheadi | Trepadeira-corsa | Corsican Nuthatch | Corsican Nuthatch |
| Somateria fischeri | Êider-de-lunetas | Spectacled Eider | Spectacled Eider |
| Somateria mollissima | Êider | Common Eider | Common Eider |
| Somateria spectabilis | Êider-real | King Eider | King Eider |
| Sphyrapicus varius | Pica-pau-de-barriga-amarela | Yellow-bellied Sapsucker | Yellow-bellied Sapsucker |
| Spiloptila clamans | Fuinha-de-cauda-branca | Cricket Warbler | Cricket Longtail |
| Spiza americana | Savaneiro | Dickcissel | Dickcissel |
| Spizella pusilla | Tico-tico-pequeno | Field Sparrow | Field Sparrow |
| Stercorarius longicaudus | Moleiro-rabilongo | Long-tailed Skua | Long-tailed Jaeger |
| Stercorarius parasiticus | Moleiro-pequeno | Arctic Skua | Parasitic Jaeger |
| Stercorarius pomarinus | Moleiro do Árctico | Pomarine Skua | Pomarine Jaeger |
| Sterna albifrons | Chilreta | Little Tern | Little Tern |
| Sterna aleutica | Gaivina das Aleutas | Aleutian Tern | Aleutian Tern |
| Sterna anaethetus | Gaivina-de-dorso-castanho | Bridled Tern | Bridled Tern |
| Sterna antillarum | Trinta-reis-miúdo | Least Tern | Least Tern |
| Sterna bengalensis | Garajau-pequeno | Lesser Crested Tern | Lesser Crested-Tern |
| Sterna bergii | Garajau-de-bico-amarelo | --- | Great Crested-Tern |
| Sterna caspia | Garajau-grande | Caspian Tern | Caspian Tern |
| Sterna dougallii | Gaivina-rosada | Roseate Tern | Roseate Tern |
| Sterna elegans | Garajau-elegante | --- | Elegant Tern |
| Sterna forsteri | Gaivina de Forster | Forster's Tern | Forster's Tern |
| Sterna fuscata | Gaivina-de-dorso-preto | Sooty Tern | Sooty Tern |
| Sterna hirundo | Gaivina | Common Tern | Common Tern |
| Sterna maxima | Garajau-real | --- | Royal Tern |
| Sterna paradisaea | Gaivina do Árctico | Arctic Tern | Arctic Tern |
| Sterna repressa | Gaivina-arábica | White-cheeked Tern | White-cheeked Tern |
| Sterna sandvicensis | Garajau | Sandwich Tern | Sandwich Tern |
| Sterna saundersi | Chilreta de Saunders | --- | Saunders's Tern |
| Streptopelia decaocto | Rola-turca | Collared Dove | Eurasian Collared-Dove |
| Streptopelia orientalis | Rola-oriental | Eastern Turtle Dove | Oriental Turtle-Dove |
| Streptopelia risoria | Rola-mourisca | --- | --- |
| Streptopelia roseogrisea | Rola-rosada | African Collared Dove | African Collared-Dove |
| Streptopelia senegalensis | Rola-dos-palmares | Laughing Dove | Laughing Dove |
| Streptopelia turtur | Rola-brava | Turtle Dove | European Turtle-Dove |
| Strix aluco | Coruja-do-mato | Eurasian Tawny Owl | Tawny Owl |
| Strix butleri | Coruja da Palestina | Hume's Owl | Hume's Owl |
| Strix nebulosa | Coruja-cinzenta | Great Grey Owl | Great Grey Owl |
| Strix uralensis | Coruja dos Urales | Ural Owl | Ural Owl |
| Struthio camelus | Avestruz | Ostrich | Ostrich |
| Sturnella magna | Pedro-celouro | Eastern Meadowlark | Eastern Meadowlark |
| Sturnus cineraceus | Estorninho-de-faces-brancas | Grey Starling | White-cheeked Starling |
| Sturnus roseus | Estorninho-rosado | Rose-coloured Starling | Rosy Starling |
| Sturnus sinensis | Estorninho-chinês | Chinese Starling | White-shouldered Starling |
| Sturnus sturninus | Estorninho-dáurico | Daurian Starling | Purple-backed Starling |
| Sturnus unicolor | Estorninho-preto | Spotless Starling | Spotless Starling |
| Sturnus vulgaris | Estorninho-malhado | Common Starling | Common Starling |
| Sula bassana | Alcatraz | Northern Gannet | Northern Gannet |
| Sula dactylatra | Atobá-grande | Blue-faced Booby | Masked Booby |
| Sula leucogaster | Alcatraz-pardo | Brown Booby | Brown Booby |
| Sula sula | Atobá-de-pés-vermelhos | Red-footed Booby | Red-footed Booby |
| Surnia ulula | Mocho-rabilongo | Hawk Owl | Northern Hawk Owl |
| Sylvia atricapilla | Toutinegra-de-barrete | Blackcap | Blackcap |
| Sylvia borin | Toutinegra-das-figueiras | Garden Warbler | Garden Warbler |
| Sylvia cantillans | Toutinegra-de-bigodes | Subalpine Warbler | Subalpine Warbler |
| Sylvia communis | Papa-amoras | Whitethroat | Common Whitethroat |
| Sylvia conspicillata | Toutinegra-tomilheira | Spectacled Warbler | Spectacled Warbler |
| Sylvia curruca | Papa-amoras-cinzento | Lesser Whitethroat | Lesser Whitethroat |
| Sylvia deserticula | Toutinegra do Atlas | --- | --- |
| Sylvia hortensis | Toutinegra-real | Orphean Warbler | Orphean Warbler |
| Sylvia leucomelaena | Toutinegra do Mar Vermelho | Red Sea Warbler | Red Sea Warbler |
| Sylvia melanocephala | Toutinegra-dos-valados | Sardinian Warbler | Sardinian Warbler |
| Sylvia melanothorax | Toutinegra de Chipre | Cyprus Warbler | Cyprus Warbler |
| Sylvia mystacea | Toutinegra-rosada | Menetries's Warbler | Menetries's Warbler |
| Sylvia nana | Toutinegra-do-deserto | Desert Whitethroat | Desert Warbler |
| Sylvia nisoria | Toutinegra-barrada | Barred Warbler | Barred Warbler |
| Sylvia rueppelli | Toutinegra do Levante | Ruppell's Warbler | Rueppell's Warbler |
| Sylvia sarda | Toutinegra da Sardenha | Marmora's Warbler | Marmora's Warbler |
| Sylvia undata | Toutinegra-do-mato | Dartford Warbler | Dartford Warbler |
| Synthliboramphus antiquus | Torda-miúda do Pacífico | Ancient Murrelet | Ancient Murrelet |
| Syrmaticus reevesii | Faisão-venerado | Reeves' Pheasant | Reeves's Pheasant |
| Syrrhaptes paradoxus | Ganga-das-estepes | Pallas' Sandgrouse | Pallas's Sandgrouse |
| Tachybaptus ruficollis | Mergulhão-pequeno | Little Grebe | Little Grebe |
| Tachycineta bicolor | Andorinha-das-árvores | Tree Swallow | Tree Swallow |
| Tadorna ferruginea | Pato-casarca | Ruddy Shelduck | Ruddy Shelduck |
| Tadorna tadorna | Tadorna | Common Shelduck | Common Shelduck |
| Taeniopygia guttata | Mandarim | --- | Zebra Finch |
| Tarsiger cyanurus | Pisco-de-flanco-ruivo | Red-flanked Bluetail | Orange-flanked Bush-Robin |
| Tchagra senegala | Picanço-assobiador | Black-headed Tchagra | Black-crowned Tchagra |
| Terathopius ecaudatus | Águia-pintada | Bateleur | Bateleur |
| Tetraogallus caspius | Galo-das-neves do Cáspio | Caspian Snowcock | Caspian Snowcock |
| Tetraogallus caucasicus | Galo-das-neves do Cáucaso | Caucasian Snowcock | Caucasian Snowcock |
| Tetrao mlokosiewiczi | Tetraz-caucasiano | Caucasian Black Grouse | Caucasian Grouse |
| Tetrao tetrix | Tetraz-lira | Black Grouse | Black Grouse |
| Tetrao urogallus | Tetraz-real | Western Capercaillie | Western Capercaillie |
| Tetrax tetrax | Sisão | Little Bustard | Little Bustard |
| Threskiornis aethiopicus | Ibis-sagrado | Sacred Ibis | Sacred Ibis |
| Tichodroma muraria | Trepa-fragas | Wallcreeper | Wallcreeper |
| Torgos tracheliotos | Abutre-real | --- | --- |
| Toxostoma rufum | Debulhador | Brown Thrasher | Brown Thrasher |
| Tringa erythropus | Perna-vermelha-bastardo | Spotted Redshank | Spotted Redshank |
| Tringa flavipes | Perna-amarela-pequeno | Lesser Yellowlegs | Lesser Yellowlegs |
| Tringa glareola | Maçarico-de-dorso-malhado | Wood Sandpiper | Wood Sandpiper |
| Tringa melanoleuca | Perna-amarela-grande | Greater Yellowlegs | Greater Yellowlegs |
| Tringa nebularia | Perna-verde | Common Greenshank | Common Greenshank |
| Tringa ochropus | Maçarico-bique-bique | Green Sandpiper | Green Sandpiper |
| Tringa solitaria | Maçarico-solitário | Solitary Sandpiper | Solitary Sandpiper |
| Tringa stagnatilis | Perna-verde-fino | Marsh Sandpiper | Marsh Sandpiper |
| Tringa totanus | Perna-vermelha | Common Redshank | Common Redshank |
| Troglodytes troglodytes | Carriça | Winter Wren | Winter Wren |
| Tryngites subruficollis | Pilrito-acanelado | Buff-breasted Sandpiper | Buff-breasted Sandpiper |
| Turdoides altirostris | Zaragateiro do Iraque | Iraq Babbler | Iraq Babbler |
| Turdoides caudatus | Zaragateiro-rabilongo | Common Babbler | Common Babbler |
| Turdoides fulvus | Zaragateiro-fulvo | Fulvous Babbler | Fulvous Chatterer |
| Turdoides squamiceps | Zaragateiro-árabe | Arabian Babbler | Arabian Babbler |
| Turdus iliacus | Tordo-ruivo | Redwing | Redwing |
| Turdus merula | Melro | Blackbird | Eurasian Blackbird |
| Turdus migratorius | Tordo-americano | American Robin | American Robin |
| Turdus naumanni | Tordo de Naumann | Dusky Thrush | Dusky Thrush |
| Turdus obscurus | Tordo-de-cabeça-cinzenta | Eye-browed Thrush | Eyebrowed Thrush |
| Turdus philomelos | Tordo-pinto | Song Thrush | Song Thrush |
| Turdus pilaris | Tordo-zornal | Fieldfare | Fieldfare |
| Turdus ruficollis | Tordo-de-garganta-ruiva | Black-throated Thrush | Dark-throated Thrush |
| Turdus torquatus | Melro-de-colar | Ring Ousel | Ring Ouzel |
| Turdus unicolor | Tordo-unicolor | Tickell's Thrush | Tickell's Thrush |
| Turdus viscivorus | Tordoveia | Mistle Thrush | Mistle Thrush |
| Turnix sylvatica | Toirão | Little Button-Quail | Small Buttonquail |
| Tyto alba | Coruja-das-torres | Barn Owl | Barn Owl |
| Upupa epops | Poupa | Hoopoe | Eurasian Hoopoe |
| Uraeginthus bengalus | Peito-celeste | Red-cheeked Cordon-bleu | Red-cheeked Cordonbleu |
| Uragus sibiricus | Peito-rosado-rabilongo | Long-tailed Rosefinch | Long-tailed Rosefinch |
| Uria aalge | Airo | Common Guillemot | Common Murre |
| Uria lomvia | Airo-de-freio | Brunnich's Guillemot | Thick-billed Murre |
| Urocolius macrourus | Ratão | Blue-naped Mousebird | Blue-naped Mousebird |
| Vanellus gregarius | Abibe-sociável | Sociable Plover | Sociable Lapwing |
| Vanellus leucurus | Abibe-de-cauda-branca | White-tailed Plover | White-tailed Lapwing |
| Vanellus vanellus | Abibe | Northern Lapwing | Northern Lapwing |
| Vermivora chrysoptera | Mariquita-d'asa-amarela | Golden-winged Warbler | Golden-winged Warbler |
| Vermivora peregrina | Mariquita do Tennessee | Tennessee Warbler | Tennessee Warbler |
| Vidua fischeri | Viuvinha-rabo-de-palha | Fischer's Whydah | Straw-tailed Whydah |
| Vidua macroura | Viuvinha | Pin-tailed Whydah | Pin-tailed Whydah |
| Vireo flavifrons | Juruviara-de-garganta-amarela | Yellow-throated Vireo | Yellow-throated Vireo |
| Vireo olivaceus | Juruviara-norte-americano | Red-eyed Vireo | Red-eyed Vireo |
| Vireo philadelphicus | Juruviara de Filadélfia | Philadelphia Vireo | Philadelphia Vireo |
| Wilsonia canadensis | Mariquita do Canadá | Canada Warbler | Canada Warbler |
| Wilsonia citrina | Mariquita-de-capuz | Hooded Warbler | Hooded Warbler |
| Wilsonia pusilla | Mariquita-de-barrete-preto | Wilson's Warbler | Wilson's Warbler |
| Xanthocephalus xanthocephalus | Graúna-de-cabeça-amarela | Yellow-headed Blackbird | Yellow-headed Blackbird |
| Xenus cinereus | Maçarico-sovela | Terek Sandpiper | Terek Sandpiper |
| Zenaida macroura | Rola-carpideira | Mourning Dove | Mourning Dove |
| Zonotrichia albicollis | Chingolito | White-throated Sparrow | White-throated Sparrow |
| Zonotrichia georgiana | Tico-tico-dos-pântanos | --- | --- |
| Zonotrichia leucophrys | Tico-tico-coroado | White-crowned Sparrow | White-crowned Sparrow |
| Zoothera dauma | Tordo-dourado | White's Thrush | Scaly Thrush |
| Zoothera naevia | Tordo-variegado | --- | Varied Thrush |
| Zoothera sibirica | Tordo-siberiano | Siberian Ground Thrush | Siberian Thrush |
Total: 985 species, 985+905+937 common names