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| Acanthis hornemanni | 2 | arctic redpoll | ||
| Accipiter badius | 2 | Shikra | ||
| Accipiter brevipes | 2 | levant sparrowhawk | ||
| Accipiter gentilis | 2 | goshawk northern goshawk | ||
| Accipiter nisus | 2 | eurasian sparrowhawk eurasian sparrow hawk sparrow hawk | ||
| Acridotheres ginginianus | 1 | common mina common minah bank mynah bank myna | ||
| Acridotheres tristis | 2 | common mynah common mina indian myna house myna | ||
| Acrocephalus agricola | 2 | paddyfield warbler | ||
| Acrocephalus arundinaceus | 2 | great reed warbler | ||
| Acrocephalus dumetorum | 2 | Blyth's reed warbler | ||
| Acrocephalus griseldis | 1 | Basra reed warbler | ||
| Acrocephalus melanopogon | 2 | moustached warbler | ||
| Acrocephalus paludicola | 1 | aquatic warbler | ||
| Acrocephalus palustris | 2 | marsh warbler | ||
| Acrocephalus schoenobaenus | 2 | sedge warbler | ||
| Acrocephalus scirpaceus | 2 | eurasian reed warbler | ||
| Actitis hypoleucos | 1 | common sandpiper | ||
| Actitis macularius | 1 | spotted sandpiper | ||
| Aegithalos caudatus | 2 | long-tailed tit | ||
| Aegolius funereus | 2 | Tengmalm's owl boreal owl | ||
| Aegypius monachus | 2 | cinereous vulture black vulture | ||
| Aethia cristatella | 2 | crested auklet | ||
| Aethia psittacula | 1 | parakeet auklet | ||
| Agropsar sturnicus | 2 | purple-backed starling aurian starling | ||
| Aix galericulata | 2 | mandarin duck | ||
| Aix sponsa | 2 | wood duck | ||
| Alaemon alaudipes | 2 | greater hoopoe lark | ||
| Alauda arvensis | 2 | skylark eurasian skylark | ||
| Alauda gulgula | 2 | oriental skylark | ||
| Alca torda | 2 | razorbill razor-billed auk | ||
| Alcedo atthis | 3 | common kingfisher | ||
| Alectoris barbara | 2 | barbary partridge | ||
| Alectoris chukar | 2 | chukar | ||
| Alectoris graeca | 2 | rock partridge eurasian partridge | ||
| Alectoris rufa | 2 | red-legged partridge | ||
| Alle alle | 2 | little auk | ||
| Alopochen aegyptiaca | 2 | egyptian goose | ||
| Amandava amandava | 2 | red avadavat red munia strawberry finch | ||
| Amaurornis flavirostris | 2 | african black crake black crake black rail black waterhen | ||
| Ammomanes cinctura | 1 | bar-tailed lark bar-tailed desert lark | ||
| Ammomanes deserti | 2 | desert lark | ||
| Anas acuta | 2 | northern pintail | ||
| Anas americana | 2 | american wigeon | ||
| Anas carolinensis | 2 | green-winged teal | ||
| Anas clypeata | 2 | northern shoveler | ||
| Anas crecca | 2 | common teal eurasian teal | ||
| Anas discors | 2 | blue-winged teal | ||
| Anas formosa | 2 | baikal teal | ||
| Anas penelope | 2 | eurasian wigeon | ||
| Anas platyrhynchos | 3 | mallard duck ancestor of most breeds of domesticated ducks drake m. hen f. duck f. | ||
| Anas querquedula | 2 | garganay duck garganay | ||
| Anas rubripes | 2 | american black duck black duck | ||
| Anas strepera | 2 | gadwall duck | ||
| Anous stolidus | 2 | brown noddy common noddy | ||
| Anser albifrons | 2 | white-fronted goose greater white-fronted goose | ||
| Anser anser | 3 | greylag goose greyleg goose ancestor of the domestic goose | ||
| Anser brachyrhynchus | 2 | pink-footed goose | ||
| Anser cygnoides | 1 | swan goose chinese goose Sichuan white goose ancestor of the domesticated chinese goose and the african goose | ||
| Anser erythropus | 2 | lesser white-fronted goose | ||
| Anser fabalis | 2 | bean goose | ||
| Anser indicus | 2 | bar-headed goose | ||
| Anthropoides virgo | 2 | demoiselle crane | ||
| Anthus berthelotii | 2 | canarian pipit Berthelot's pipit | ||
| Anthus campestris | 2 | tawny pipit | ||
| Anthus cervinus | 2 | red throated pipit | ||
| Anthus godlewskii | 2 | Blyth's pipit | ||
| Anthus gustavi | 1 | Petchora pipit | ||
| Anthus hodgsoni | 2 | olive-backed pipit olive tree pipit | ||
| Anthus petrosus | 2 | rock pipit | ||
| Anthus pratensis | 2 | meadow pipit mippit | ||
| Anthus richardi | 2 | Richard's pipit | ||
| Anthus rubescens | 2 | american pipit buff-bellied pipit | ||
| Anthus similis | 2 | long billed pipit long-billed pipit | ||
| Anthus spinoletta | 2 | water pipit | ||
| Anthus trivialis | 2 | tree pipit | ||
| Apus affinis | 2 | little swift house swift | ||
| Apus apus | 2 | common swift | ||
| Apus caffer | 1 | white-rumped swift | ||
| Apus melba | 2 | alpine swift | ||
| Apus pallidus | 2 | pallid swift | ||
| Apus unicolor | 1 | plain swift | ||
| Aquila adalberti | 2 | spanish imperial eagle spanisch eagle iberian imperial eagle Adalbert's eagle | ||
| Aquila chrysaetos | 5 | golden eagle | ||
| Aquila clanga | 2 | greater spotted eagle | ||
| Aquila fasciata | 1 | Bonelli's eagle | ||
| Aquila heliaca | 2 | imperial eagle | ||
| Aquila nipalensis | 2 | steppe eagle | ||
| Aquila pomarina | 2 | lesser spotted eagle | ||
| Aquila rapax | 2 | tawny eagle | ||
| Ardea alba | 2 | great white egret great egret large egret | ||
| Ardea cinerea | 3 | grey heron | ||
| Ardea herodias | 2 | great blue heron | ||
| Ardea melanocephala | 2 | black-headed heron | ||
| Ardea purpurea | 2 | purple heron | ||
| Ardeola bacchus | 2 | chinese pond-heron javan pond-heron | ||
| Ardeola ralloides | 2 | squacco heron silky heron | ||
| Arenaria interpres | 2 | ruddy turnstone | ||
| Asio capensis | 2 | marsh owl | ||
| Asio flammeus | 2 | short-eared owl short eared owl | ||
| Asio otus | 3 | long-eared owl | ||
| Athene noctua | 2 | little owl | ||
| Aythya affinis | 2 | lesser scaup lesser scaup duck | ||
| Aythya americana | 2 | redhead redhead duck | ||
| Aythya collaris | 2 | ring-necked duck | ||
| Aythya ferina | 2 | common pochard eurasian pochard | ||
| Aythya fuligula | 2 | tufted duck | ||
| Aythya marila | 2 | greater scaup duck | ||
| Aythya nyroca | 2 | ferruginous duck ferruginous pochard | ||
| Aythya valisineria | 2 | canvasback redhead | ||
| Bartramia longicauda | 2 | upland sandpiper | ||
| Bombycilla cedrorum | 2 | cedar waxwing cedar bird | ||
| Bombycilla garrulus | 2 | bohemian waxwing | ||
| Botaurus lentiginosus | 2 | american bittern | ||
| Botaurus stellaris | 2 | great bittern eurasian bittern | ||
| Branta bernicla | 2 | brant goose brent goose brant | ||
| Branta canadensis | 2 | Canada goose | ||
| Branta leucopsis | 2 | barnacle goose | ||
| Branta ruficollis | 2 | red-breasted goose | ||
| Bubo bubo | 3 | eagle owl eurasian eagle owl | ||
| Bubo scandiacus | 2 | snowy owl white owl | ||
| Bubulcus ibis | 2 | cattle egret | ||
| Bucanetes githagineus | 2 | trumpeter finch | ||
| Bucanetes mongolicus | 2 | mongolian finch | ||
| Bucephala albeola | 2 | bufflehead bufflehead duck | ||
| Bucephala clangula | 2 | goldeneye duck goldeneye common goldeneye | ||
| Bucephala islandica | 2 | Barrows's goldeneye | ||
| Bulweria bulwerii | 2 | Bulwer's petrel | ||
| Bulweria fallax | 1 | Jouanin's petrel | ||
| Burhinus oedicnemus | 2 | eurasian thick knee stone-curlew eurasian stone-curlew | ||
| Buteo buteo | 3 | common buzzard eurasian buzzard | ||
| Buteo lagopus | 2 | northern rough-legged buzzard | ||
| Buteo rufinus | 2 | long-legged buzzard | ||
| Buteo swainsoni | 2 | Swainson's Hawk Swainsons Buzzard | ||
| Butorides virescens | 2 | green heron great heron green-backed heron | ||
| Calandrella brachydactyla | 2 | greater short-toed lark red-capped lark sand lark | ||
| Calandrella cheleensis | 1 | mongolian short-toed lark asian short-toed lark | ||
| Calandrella rufescens | 2 | lesser short-toed lark | ||
| Calcarius lapponicus | 2 | Lapland longspur Lapland bunting | ||
| Calidris acuminata | 2 | sharp-tailed sandpiper | ||
| Calidris alba | 2 | sanderling | ||
| Calidris alpina | 2 | dunlin | ||
| Calidris bairdii | 2 | Baird's sandpiper | ||
| Calidris canutus | 2 | red knot | ||
| Calidris ferruginea | 2 | curlew sandpiper | ||
| Calidris fuscicollis | 2 | white-rumped sandpiper | ||
| Calidris himantopus | 2 | stilt sandpiper | ||
| Calidris maritima | 2 | purple sandpiper | ||
| Calidris mauri | 2 | western sandpiper | ||
| Calidris melanotos | 2 | pectoral sandpiper | ||
| Calidris minuta | 2 | little stint | ||
| Calidris minutilla | 2 | least sandpiper | ||
| Calidris pusilla | 2 | semipalmated sandpiper | ||
| Calidris ruficollis | 2 | red-necked stint rufous-necked stint | ||
| Calidris subminuta | 2 | long-toed stint | ||
| Calidris temminckii | 2 | Temminck's stint | ||
| Calidris tenuirostris | 2 | great knot | ||
| Callipepla californica | 2 | California quail valley quail | ||
| Calonectris diomedea | 2 | Cory's shearwater | ||
| Caprimulgus aegyptius | 2 | egyptian nightjar | ||
| Caprimulgus europaeus | 2 | eurasian nightjar european nightjar | ||
| Caprimulgus ruficollis | 2 | red-necked nightjar | ||
| Cardellina pusilla | 2 | Wilson's warbler | ||
| Carduelis carduelis | 3 | european goldfinch | ||
| Carduelis citrinella | 2 | citril finch | ||
| Carduelis corsicana | 1 | corsican citril finch | ||
| Carduelis flammea | 2 | common redpoll redpoll | ||
| Carpodacus erythrinus | 2 | common rosefinch scarlet rosefinch scarlet grosbeak | ||
| Carpodacus roseus | 2 | Pallas's rosefinch | ||
| Carpodacus rubicilla | 1 | great rosefinch | ||
| Carpodacus sibiricus | 2 | long-tailed rosefinch | ||
| Carpospiza brachydactyla | 1 | pale rock sparrow | ||
| Catharus fuscescens | 2 | veery tawny thrush | ||
| Catharus guttatus | 2 | hermit trush | ||
| Catharus minimus | 2 | gray-cheeked trush | ||
| Catharus ustulatus | 2 | Swainson's thrush olive-backed thrush | ||
| Cecropis daurica | 2 | red rumped swallow | ||
| Cepphus grylle | 2 | black guillemot | ||
| Certhia brachydactyla | 2 | short-toed treecreeper | ||
| Certhia familiaris | 2 | common treecreeper eurasian treecreeper | ||
| Ceryle rudis | 2 | pied kingfisher | ||
| Cettia cetti | 2 | Cetti's warbler | ||
| Chaetura pelagica | 2 | chimney swift | ||
| Charadrius alexandrinus | 2 | Kentish plover snowy plover western snowy plover | ||
| Charadrius asiaticus | 2 | caspian plover | ||
| Charadrius dubius | 2 | little ringed plover | ||
| Charadrius hiaticula | 2 | common ringed plover great ringed plover | ||
| Charadrius leschenaultii | 2 | greater sandplover greater sand plover | ||
| Charadrius mongolus | 2 | mongolian plover lesser sandplover | ||
| Charadrius morinellus | 2 | eurasian dotterel | ||
| Charadrius pecuarius | 2 | Kittlitz's plover Kittlitz' plover | ||
| Charadrius semipalmatus | 2 | semi-palmated plover semipalmated plover | ||
| Charadrius vociferus | 2 | killdeer plover | ||
| Chen caerulescens | 2 | snow goose | ||
| Chersophilus duponti | 1 | Dupont's lark | ||
| Chlamydotis macqueenii | 2 | MacQueen's bustard asiatic houbara bustard asian hubara bustard | ||
| Chlamydotis undulata | 2 | Houbara bustard | ||
| Chlidonias hybrida | 2 | whiskered tern | ||
| Chlidonias leucopterus | 2 | white-winged tern white-winged black tern | ||
| Chlidonias niger | 2 | black tern | ||
| Chloris chloris | 2 | european greenfinch | ||
| Chondestes grammacus | 2 | lark sparrow | ||
| Chordeiles minor | 2 | common nighthawk | ||
| Chroicocephalus cirrocephalus | 2 | grey-headed gull | ||
| Chroicocephalus genei | 2 | slender-billed gull | ||
| Chroicocephalus philadelphia | 2 | Bonaparte's gull | ||
| Chrysococcyx caprius | 2 | Diederik cuckoo Dideric cuckoo Didric cuckoo | ||
| Chrysolophus amherstiae | 2 | Lady Amherst pheasant Lady Amherst's pheasant | ||
| Chrysolophus pictus | 2 | golden pheasant | ||
| Ciconia ciconia | 2 | white stork | ||
| Ciconia nigra | 2 | black stork | ||
| Cinclus cinclus | 2 | dipper white throated dipper | ||
| Circaetus gallicus | 2 | short-toed eagle | ||
| Circus aeruginosus | 2 | western marsh harrier | ||
| Circus cyaneus | 2 | northern harrier hen harrier | ||
| Circus macrourus | 2 | pallid harrier | ||
| Circus pygargus | 2 | Montagu's harrier | ||
| Cisticola juncidis | 2 | zitting cisticola | ||
| Clamator glandarius | 2 | great spotted cuckoo | ||
| Clangula hyemalis | 2 | oldsquaw duck long-tailed duck | ||
| Coccothraustes coccothraustes | 2 | hawfinch | ||
| Coccyzus americanus | 2 | yellow-billed cuckoo rain crow storm crow yellow billed cuckoo | ||
| Coccyzus erythropthalmus | 2 | black-billed cuckoo black billed cuckoo | ||
| Colinus virginianus | 2 | northern bobwhite | ||
| Coloeus dauuricus | 2 | daurian jackdaw | ||
| Coloeus monedula | 2 | eurasian jackdaw | ||
| Columba bollii | 1 | Bolle's laurel pigeon dark-tailed laurel-pigeon | ||
| Columba eversmanni | 2 | pale-backed pigeon yellow-eyed stock dove yellow eyed pigeon | ||
| Columba junoniae | 1 | laurel pigeon white-tailed laurel pigeon | ||
| Columba livia | 2 | rock pigeon rock dove common pigeon pigeon feral pigeon ancestor of the domestic pigeon and all pigeon breeds | ||
| Columba oenas | 2 | stock pigeon stock dove | ||
| Columba palumbus | 2 | common wood pigeon woodpigeon | ||
| Columba trocaz | 1 | Trocaz pigeon | ||
| Coracias garrulus | 2 | european roller eastern european roller | ||
| Corvus corax | 3 | common raven | ||
| Corvus cornix | 2 | hooded crow hoodiecrow | ||
| Corvus corone | 2 | carrion crow | ||
| Corvus frugilegus | 2 | rook | ||
| Corvus ruficollis | 2 | brown-necked raven | ||
| Corvus splendens | 2 | house crow indian house crow | ||
| Coturnix coturnix | 2 | common quail | ||
| Crex crex | 2 | corn crake corncrake | ||
| Cuculus canorus | 2 | common cuckoo eurasian cuckoo | ||
| Cuculus saturatus | 2 | oriental cuckoo | ||
| Cursorius cursor | 2 | cream colored courser cream-colored courser | ||
| Cyanistes caeruleus | 3 | blue tit | ||
| Cyanistes cyanus | 2 | azure tit | ||
| Cyanistes teneriffae | 2 | Tenerife tit Canary Islands blue tit african blue tit | ||
| Cyanopica cyanus | 2 | azure-winged magpie | ||
| Cygnus atratus | 2 | black swan | ||
| Cygnus columbianus | 2 | tundra swan whistling swan | ||
| Cygnus cygnus | 2 | whooper whooper swan | ||
| Cygnus olor | 3 | mute swan white swan | ||
| Daption capense | 2 | snares cape petrel cape pigeon | ||
| Delichon urbicum | 2 | common house martin | ||
| Dendrocopos leucotos | 2 | white-backed woodpecker | ||
| Dendrocopos major | 2 | great spotted woodpecker large spotted woodpecker | ||
| Dendrocopos medius | 2 | middle spotted woodpecker | ||
| Dendrocopos minor | 2 | lesser spotted woodpecker | ||
| Dendrocopos syriacus | 2 | syrian woodpecker | ||
| Dendrocygna bicolor | 2 | fulvous whistling duck fulvous whistling-duck | ||
| Dendrocygna viduata | 2 | white-faced whistling duck | ||
| Diomedea exulans | 2 | wandering albatross | ||
| Dolichonyx oryzivorus | 2 | bobolink paperling ricebird reedbird | ||
| Dryocopus martius | 2 | black woodpecker | ||
| Dumetella carolinensis | 2 | catbird grey catbird black catbird | ||
| Egretta caerulea | 2 | little blue heron | ||
| Egretta garzetta | 2 | little egret | ||
| Egretta gularis | 2 | western reef heron reef-egret | ||
| Egretta thula | 2 | snowy egret | ||
| Egretta tricolor | 2 | tricolored heron Louisiana heron | ||
| Elanus caeruleus | 2 | black-winged kite blackshouldered kite black-shouldered kite | ||
| Emberiza aureola | 2 | yellow-breasted bunting yellow breasted bunting | ||
| Emberiza bruniceps | 2 | red-headed bunting red headed bunting red head bunting | ||
| Emberiza buchanani | 2 | gray-hooded bunting grey-necked bunting | ||
| Emberiza caesia | 2 | Cretzschmar's bunting | ||
| Emberiza calandra | 2 | corn bunting | ||
| Emberiza chrysophrys | 2 | yellow-browed bunting yellow browed bunting | ||
| Emberiza cia | 2 | rock bunting | ||
| Emberiza cineracea | 1 | cinereous bunting ashy-headed bunting | ||
| Emberiza cirlus | 2 | cirl bunting | ||
| Emberiza citrinella | 2 | yellowhammer | ||
| Emberiza hortulana | 2 | ortolan bunting | ||
| Emberiza leucocephalos | 2 | pine bunting | ||
| Emberiza melanocephala | 2 | black-headed bunting | ||
| Emberiza pallasi | 1 | Pallas's bunting Pallas's reed bunting | ||
| Emberiza pusilla | 2 | little bunting | ||
| Emberiza rustica | 2 | rustic bunting | ||
| Emberiza rutila | 2 | chestnut bunting | ||
| Emberiza schoeniclus | 2 | reed bunting | ||
| Emberiza spodocephala | 2 | black-faced bunting | ||
| Emberiza striolata | 2 | striolated bunting house bunting | ||
| Empidonax virescens | 2 | acadian flycatcher alders flycatcher | ||
| Eremophila alpestris | 2 | shore lark horned lark | ||
| Eremophila bilopha | 1 | Temminck's lark Temminck's horned lark | ||
| Erithacus rubecula | 3 | european robin | ||
| Erithacus superbus | 1 | Tenerife robin | ||
| Erythropygia galactotes | 2 | rufous-tailed scrub robin rufous bush robin rufous scrub robin rufous bush chat | ||
| Estrilda astrild | 2 | common waxbill St. Helena waxbill | ||
| Estrilda melpoda | 2 | orange-cheeked waxbill | ||
| Falco biarmicus | 2 | lanner falcon | ||
| Falco cherrug | 2 | saker saker falcon | ||
| Falco columbarius | 2 | merlin | ||
| Falco concolor | 2 | sooty falcon | ||
| Falco eleonorae | 2 | Eleonora's falcon | ||
| Falco naumanni | 2 | lesser kestrel | ||
| Falco pelegrinoides | 2 | barbary falcon red-naped falcon | ||
| Falco peregrinus | 3 | peregrine falcon duck hawk | ||
| Falco rusticolus | 2 | gyrfalcon gyr falcon | ||
| Falco sparverius | 2 | american kestrel kestrel | ||
| Falco subbuteo | 2 | hobby eruasian hobby hooby | ||
| Falco tinnunculus | 3 | eurasian kestrel common kestrel | ||
| Falco vespertinus | 2 | red-footed falcon red-footed kestrel | ||
| Ficedula albicilla | 2 | taiga flycatcher red-throated flycatcher | ||
| Ficedula albicollis | 2 | collared flycatcher | ||
| Ficedula hypoleuca | 2 | pied flycatcher little pied flycatcher european pied flycatcher | ||
| Ficedula parva | 2 | red-breasted flycatcher | ||
| Ficedula semitorquata | 2 | semicollared flycatcher | ||
| Francolinus francolinus | 2 | black francolin | ||
| Fratercula arctica | 2 | puffin atlantic puffin common puffin | ||
| Fratercula cirrhata | 1 | tufted puffin northern Pacific puffin | ||
| Fregata magnificens | 2 | magnificent frigatebird great frigatebird | ||
| Fringilla coelebs | 3 | common haffinch | ||
| Fringilla montifringilla | 2 | brambling eurasian finch | ||
| Fringilla teydea | 2 | blue chaffinch Canary Island chaffinch | ||
| Fringilla tintillon | 1 | tintiloon chaffinch | ||
| Fulica americana | 2 | american coot | ||
| Fulica atra | 3 | eurasian coot | ||
| Fulica cristata | 1 | red-knobbed coot | ||
| Fulmarus glacialis | 2 | northern fulmar Rodgers's fulmar | ||
| Galerida cristata | 2 | crested lark | ||
| Galerida theklae | 2 | Thekla lark | ||
| Gallinago gallinago | 2 | common snipe | ||
| Gallinago media | 1 | great snipe | ||
| Gallinago stenura | 2 | pintail snipe spin-tailed snipe | ||
| Gallinula chloropus | 2 | moorhen common moorhen | ||
| Gallus gallus | 2 | red junglefowl junglefowl ancestor of the domestic chicken and all chicken breeds | ||
| Garrulus glandarius | 2 | eurasian jay | ||
| Gavia adamsii | 2 | yellow-billed loon white billed diver | ||
| Gavia arctica | 2 | arctic loon black-throated diver | ||
| Gavia immer | 2 | common loon great northern diver | ||
| Gavia stellata | 2 | red-throated diver red-throated loon | ||
| Geokichla sibirica | 2 | siberian thrush siberian ground thrush | ||
| Geothlypis trichas | 2 | common yellowthroat Maryland yellow-throat | ||
| Geronticus eremita | 2 | waldrapp norhtern bald ibis hermit ibis | ||
| Glareola maldivarum | 2 | oriental pratincole indian pratincole large indian pratincole eastern collared pratincole | ||
| Glareola nordmanni | 2 | black-winged pratincole | ||
| Glareola pratincola | 2 | collared pratincole | ||
| Glaucidium passerinum | 2 | eurasian pygmy owl | ||
| Grus canadensis | 2 | greater sandhill crane | ||
| Grus grus | 2 | common crane | ||
| Grus leucogeranus | 2 | siberian crane siberian white crane snow crane | ||
| Gypaetus barbatus | 2 | bearded vulture lammergeier | ||
| Gyps bengalensis | 2 | white-rumped vulture asian white-backed vulture indian vulture indian white-rumped vulture oriental vulture oriental white-backed vulture bengal vulture | ||
| Gyps fulvus | 2 | griffon vulture eurasian griffon | ||
| Gyps rueppellii | 2 | Ruepell's griffon Ruepell's griffon vulture Rüppell's griffon | ||
| Haematopus meadewaldoi | 1 | canary island oistercatcher canarian black oystercatcher canary islands oistercatcher | ||
| Haematopus ostralegus | 2 | oystercatcher eurasian oystercatcher | ||
| Halcyon smyrnensis | 2 | white-throated kingfisher Smyrna kingfisher white-breasted kingfisher | ||
| Haliaeetus albicilla | 2 | white-tailed eagle | ||
| Haliaeetus leucoryphus | 2 | Pallas's fish-eagle Pallas' sea eagle | ||
| Hesperiphona vespertina | 1 | - | ||
| Hieraaetus pennatus | 2 | booted eagle | ||
| Himantopus himantopus | 2 | black-winged stilt common stilt | ||
| Hippolais icterina | 2 | icterine warbler | ||
| Hippolais languida | 2 | Upcher's warbler | ||
| Hippolais olivetorum | 2 | olive-tree warbler | ||
| Hippolais polyglotta | 2 | melodious warbler | ||
| Hirundapus caudacutus | 2 | white-throated needletail | ||
| Hirundo pyrrhonota | 2 | cliff swallow american cliff swallow | ||
| Hirundo rustica | 3 | barn swallow | ||
| Histrionicus histrionicus | 2 | harlequin duck | ||
| Hydrobates pelagicus | 2 | european storm-petrel | ||
| Hydroprogne caspia | 2 | caspian tern | ||
| Hylocichla mustelina | 2 | wood thrush | ||
| Ichthyaetus audoiuinii | 2 | Audouin's gull | ||
| Ichthyaetus ichthyaetus | 2 | great black-headed gull | ||
| Ichthyaetus leucophthalmus | 2 | white-eyed gull | ||
| Ichthyaetus melanocephalus | 2 | mediterranean gull | ||
| Icterus galbula | 2 | northern oriole baltimore oriole | ||
| Iduna aedon | 1 | thick-billed warbler | ||
| Iduna caligata | 2 | booted warbler Sykes's warbler | ||
| Iduna opaca | 1 | western olivaceous warbler isabelline warbler | ||
| Iduna pallida | 2 | eastern olivaceous warbler | ||
| Iduna rama | 1 | Sykes' warbler | ||
| Irania gutturalis | 1 | white-throated robin | ||
| Ixobrychus eurhythmus | 2 | Schrenck's bittern Schrenck's little bittern | ||
| Ixobrychus exilis | 2 | least bittern | ||
| Ixobrychus minutus | 2 | little bittern | ||
| Ixobrychus sturmii | 1 | dwarf bittern rail heron | ||
| Ixoreus naevius | 2 | varied thrush | ||
| Junco hyemalis | 2 | dark-eyed junco dark eyed junco | ||
| Jynx torquilla | 2 | european wryneck eurasian wryneck | ||
| Ketupa zeylonensis | 2 | brown fish owl | ||
| Lagopus lagopus | 2 | willow ptarmigan willow grouse red grouse | ||
| Lagopus muta | 2 | rock ptarmigan | ||
| Lanius collurio | 2 | red-backed shrike | ||
| Lanius cristatus | 2 | brown shrike | ||
| Lanius excubitor | 2 | northern shrike great grey shrike | ||
| Lanius meridionalis | 2 | southern grey shrike | ||
| Lanius minor | 2 | lesser grey shrike | ||
| Lanius nubicus | 2 | masked shrike | ||
| Lanius phoenicuroides | 2 | Turkestan shrike rufous shrike Turkestan red-tailed shrike | ||
| Lanius schach | 2 | long-tailed shrike | ||
| Lanius senator | 2 | woodchat shrike | ||
| Larus argentatus | 3 | herring gull | ||
| Larus armenicus | 2 | armenian gull | ||
| Larus atricilla | 2 | laughing gull | ||
| Larus cachinnans | 2 | caspian gull yellow-legged gull yellow-legged herring gull | ||
| Larus canus | 2 | common gull mew gull | ||
| Larus delawarensis | 2 | ring-billed gull | ||
| Larus fuscus | 2 | lesser black-backed gull lesser gull | ||
| Larus glaucoides | 2 | iceland gull | ||
| Larus hyperboreus | 2 | glaucous gull | ||
| Larus marinus | 2 | gread black-backed gull | ||
| Larus michahellis | 2 | yellow-legged gull western yellow-legged gull mediterranean yellow-legged gull | ||
| Larus minutus | 2 | little gull | ||
| Larus ridibundus | 3 | black-headed gull | ||
| Leiothlypis peregrina | 2 | Tennesse warbler | ||
| Leptoptilos crumeniferus | 2 | marabou stork | ||
| Leucophaeus pipixcan | 2 | Franklin's gull | ||
| Limicola falcinellus | 2 | broad-billed sandpiper | ||
| Limnodromus griseus | 2 | short-billed dowitcher | ||
| Limnodromus scolopaceus | 2 | long-billed dowitcher | ||
| Limosa haemastica | 2 | hudsonian godwit | ||
| Limosa lapponica | 2 | bar-tailed godwit | ||
| Limosa limosa | 2 | black-tailed godwit | ||
| Linaria cannabina | 2 | linnet eurasian linnet common linnet | ||
| Linaria flavirostris | 2 | twite | ||
| Locustella certhiola | 2 | Pallas's warbler Pallas's grasshopper warbler grey-naped warbler rusty-rumped warbler | ||
| Locustella fasciolata | 2 | Gray's warbler Gray's grasshopper warbler | ||
| Locustella fluviatilis | 2 | river warbler | ||
| Locustella lanceolata | 2 | lanceolated warbler | ||
| Locustella luscinioides | 2 | Savi's warbler | ||
| Locustella naevia | 2 | grasshopper warbler | ||
| Lophodytes cucullatus | 2 | hooded merganser | ||
| Lophophanes cristatus | 2 | crested tit | ||
| Loxia curvirostra | 2 | common crossbill red crossbill | ||
| Loxia leucoptera | 2 | white-winged crossbill two-barred crossbill | ||
| Loxia pytyopsittacus | 1 | parrot crossbill | ||
| Loxia scotica | 2 | scottish crossbill | ||
| Lullula arborea | 2 | wood lark | ||
| Luscinia calliope | 2 | siberian rubythroat | ||
| Luscinia cyane | 2 | siberian blue robin | ||
| Luscinia luscinia | 2 | thrush nightingale | ||
| Luscinia megarhynchos | 2 | nightingale common nightingale rufous nightingale | ||
| Luscinia svecica | 2 | bluethroat | ||
| Lymnocryptes minimus | 2 | jack snipe | ||
| Lyrurus mlokosiewiczi | 1 | caucasian grouse caucasian black grouse Caucasus black grouse | ||
| Lyrurus tetrix | 2 | black grouse blackgame | ||
| Marmaronetta angustirostris | 2 | marbled teal marbled duck | ||
| Megaceryle alcyon | 2 | belted kingfisher | ||
| Melanitta fusca | 2 | velvet scoter duck white-winged scoter | ||
| Melanitta nigra | 2 | common scoter duck black scoter | ||
| Melanitta perspicillata | 2 | surf scoter duck | ||
| Melanocorypha bimaculata | 2 | bimaculated lark | ||
| Melanocorypha calandra | 2 | calandra lark | ||
| Melanocorypha leucoptera | 1 | white-winged lark | ||
| Melanocorypha yeltoniensis | 1 | black lark | ||
| Meleagris gallopavo | 2 | wild turkey turkey ancestor of the domestic turkey and all turkey breeds | ||
| Melospiza melodia | 2 | song sparrow | ||
| Mergellus albellus | 2 | smew | ||
| Mergus merganser | 2 | goosander common merganser | ||
| Mergus serrator | 2 | red-breasted merganser | ||
| Merops apiaster | 2 | bee eater european bee-eater | ||
| Merops persicus | 2 | blue-cheeked bee eater blue-cheeked bee-eater | ||
| Microcarbo pygmeus | 2 | pygmy cormorant | ||
| Milvus migrans | 2 | black kite | ||
| Milvus milvus | 2 | red kite | ||
| Mimus polyglottos | 2 | mockingbird northern mockingbird common mockingbird | ||
| Mniotilta varia | 2 | black-and-white warbler black & white warbler | ||
| Molothrus ater | 2 | brown-headed cowbird | ||
| Monticola saxatilis | 2 | rufous-tailed rock-thrush rock trhush | ||
| Monticola solitarius | 2 | blue rock-thrush | ||
| Montifringilla nivalis | 2 | snow finch | ||
| Morus bassanus | 2 | northern gannet | ||
| Morus capensis | 2 | cape gannet kap gannet | ||
| Motacilla alba | 3 | white wagtail | ||
| Motacilla cinerea | 2 | grey wagtail gray wagtail | ||
| Motacilla citreola | 2 | citrine wagtail | ||
| Motacilla flava | 2 | yellow wagtail | ||
| Muscicapa latirostris | 2 | asian brown flycatcher | ||
| Myiopsitta monachus | 2 | monk parakeet | ||
| Neophron perenopterus | 2 | egyptian vulture | ||
| Netta rufina | 2 | red-crested pochard | ||
| Nucifraga caryocatactes | 2 | eurasian nutcracker nutbreaker | ||
| Numenius arquata | 2 | common curlew eurasian curlew western curlew | ||
| Numenius borealis | 2 | eskimo curlew northern curlew | ||
| Numenius minutus | 2 | little curlew | ||
| Numenius phaeopus | 2 | whimbrel | ||
| Numenius tenuirostris | 2 | slender-billed curlew long-billed curlew | ||
| Numida meleagris | 2 | helmeted guineafowl guinea-fowl | ||
| Nycticorax nycticorax | 2 | crowned night heron black crowned night heron black-crowned night-heron night heron | ||
| Oceanites oceanicus | 2 | Wilson's storm-petrel antarctic storm-petrel Wilson's petrel | ||
| Oceanodroma castro | 1 | band-rumped storm-petrel Madeira storm-petrel | ||
| Oceanodroma leucorhoa | 2 | Leach's petrel | ||
| Oceanodroma monorhis | 1 | Swinhoe's storm-petrel | ||
| Oenanthe cypriaca | 1 | Cyprus wheatear Cyprus pied wheatear | ||
| Oenanthe deserti | 2 | desert wheatear desert chat black-throated wheat-ear | ||
| Oenanthe finschii | 2 | Finsch's wheatear | ||
| Oenanthe hispanica | 2 | black-eared wheatear | ||
| Oenanthe isabellina | 2 | isabelline wheatear | ||
| Oenanthe leucopyga | 2 | white-tailed wheatear moula-moula white-crowned black wheatear white-crowned wheatear | ||
| Oenanthe leucura | 2 | black wheatear | ||
| Oenanthe lugens | 2 | mourning wheatear | ||
| Oenanthe monacha | 2 | hooded wheatear | ||
| Oenanthe oenanthe | 2 | northern wheatear | ||
| Oenanthe pleschanka | 2 | pied wheatear | ||
| Oenanthe xanthoprymna | 2 | red-tailed wheatear kurdish wheatear persian wheatear Kurdistan wheatear | ||
| Onychoprion aleuticus | 2 | aleutian tern | ||
| Onychoprion anaethetus | 1 | bridled tern | ||
| Oriolus oriolus | 2 | golden oriole eurasian golden oriole | ||
| Otis tarda | 2 | great bustard | ||
| Otus brucei | 2 | pallid scops-owl striated scops-owl | ||
| Otus scops | 2 | european scops-owl eurasian scops-owl common scops-owl | ||
| Oxyura jamaicensis | 2 | ruddy duck | ||
| Oxyura leucocephala | 2 | white-headed duck | ||
| Pagophila eburnea | 2 | ivory gull | ||
| Pandion haliaetus | 2 | osprey sea hawk fish eagle | ||
| Panurus biarmicus | 2 | bearded reeding bearded tit | ||
| Parkesia novaboracensis | 2 | northern waterthrush | ||
| Parus major | 3 | great tit | ||
| Passerculus sandwichensis | 2 | savannah sparrow american sparrow | ||
| Passerella iliaca | 2 | fox sparrow | ||
| Passerina caerulea | 2 | blue grosbeak | ||
| Passerina cyanea | 2 | indigo bunting | ||
| Passer domesticus | 3 | house sparrow | ||
| Passer hispaniolensis | 2 | spanish sparrow willow sparrow | ||
| Passer italiae | 2 | italian sparrow | ||
| Passer moabiticus | 2 | dead sea sparrow | ||
| Passer montanus | 2 | eurasian tree sparrow | ||
| Pastor roseus | 2 | rose-coloured starling | ||
| Pelagodroma marina | 2 | white-faced storm-petrel white faced petrel | ||
| Pelecanus crispus | 2 | dalmatian pelican | ||
| Pelecanus onocrotalus | 2 | great white pelican eastern white pelican | ||
| Pelecanus rufescens | 2 | pink backed pelican | ||
| Perdix dauurica | 1 | daurian partridge bearded partridge siberian partridge dauric grouse | ||
| Perdix perdix | 2 | grey partridge european partridge | ||
| Periparus ater | 2 | coal tit | ||
| Perisoreus infaustus | 2 | siberian jay | ||
| Pernis apivorus | 2 | honey buzzard european honey buzzard | ||
| Petronia petronia | 2 | rock petronia | ||
| Phaethon aethereus | 2 | red-billed tropicbird red billed tropicbird | ||
| Phalacrocorax aristotelis | 2 | shag european shag common shag | ||
| Phalacrocorax auritus | 2 | double-crested cormorant | ||
| Phalacrocorax carbo | 3 | cormorant great cormorant | ||
| Phalaropus fulicarius | 2 | red phalarope grey phalarobe | ||
| Phalaropus lobatus | 2 | red-necked phalarope | ||
| Phasianus colchicus | 3 | pheasant common pheasant | ||
| Pheucticus ludovicianus | 2 | rose-breasted grosbeak | ||
| Philomachus pugnax | 2 | ruff ruff reeve | ||
| Phoeniconaias minor | 2 | lesser flamingo | ||
| Phoenicopterus chilensis | 2 | chilean flamingo | ||
| Phoenicopterus roseus | 2 | greater flamingo american flamingo caribbean flamingo | ||
| Phoenicurus erythrogastrus | 2 | white-winged redstart Gueldenstaedt's redstart | ||
| Phoenicurus moussieri | 1 | Moussier's redstart | ||
| Phoenicurus ochruros | 2 | black redstart | ||
| Phoenicurus phoenicurus | 2 | common redstart | ||
| Phylloscopus bonelli | 2 | Bonelli's warbler western Bonelli's warbler | ||
| Phylloscopus borealis | 2 | arctic warbler arctic willow warbler | ||
| Phylloscopus canariensis | 2 | Canary Islands chiffchaff Canary chiffchaff | ||
| Phylloscopus collybita | 2 | common chiffchaff | ||
| Phylloscopus coronatus | 1 | Temmick's crowned willow warbler eastern crowned warbler eastern crowned leaf warbler crowned willow warbler | ||
| Phylloscopus fuscatus | 2 | dusky warbler buff-throated warbler | ||
| Phylloscopus humei | 2 | Hume's leaf warbler Hume's warbler Hume's yellow-browed warbler | ||
| Phylloscopus ibericus | 2 | iberian chiffchaff | ||
| Phylloscopus inornatus | 2 | yellow-browed warbler | ||
| Phylloscopus neglectus | 2 | plain leaf warbler plain willow warbler plain leaf-warbler plain willow-warbler | ||
| Phylloscopus nitidus | 1 | green leaf-warbler green warbler green willow warbler bright green warbler bright-green tree-warbler | ||
| Phylloscopus orientalis | 1 | eastern Bonelli's warbler | ||
| Phylloscopus plumbeitarsus | 2 | two-barred warbler two-barred greenish warbler grey-legged leaf-warbler | ||
| Phylloscopus proregulus | 2 | lemon rumped warbler Pallas's leaf warbler Pallas's willow warbler | ||
| Phylloscopus schwarzi | 2 | Radde's warbler | ||
| Phylloscopus sibillatrix | 2 | wood warbler | ||
| Phylloscopus trochiloides | 2 | greenish warbler | ||
| Phylloscopus trochilus | 2 | willow warbler | ||
| Pica pica | 3 | eurasian magpie | ||
| Picoides tridactylus | 2 | three-toed woodpecker | ||
| Picus canus | 2 | grey-headed woodpecker grey-faced woodpecker | ||
| Picus viridis | 2 | green woodpecker european green woodpecker | ||
| Pinguinus impennis | 2 | great auk | ||
| Pinicola enucleator | 2 | pine grosbeak | ||
| Pipilo erythrophthalmus | 2 | rufous-sided towhee eastern towhee | ||
| Piranga olivacea | 2 | scarlet tanager western tanager firebird redbird | ||
| Piranga rubra | 2 | summer tanager tangara vermillion | ||
| Platalea leucorodia | 2 | eurasian spoonbill | ||
| Plectrophenax nivalis | 2 | snow bunting | ||
| Plegadis falcinellus | 2 | glossy ibis | ||
| Ploceus cucullatus | 2 | village weaver spotted-backed weaver black-headed weaver | ||
| Pluvialis apricaria | 2 | golden plover european golden plover | ||
| Pluvialis dominica | 2 | lesser golden plover american golden plover | ||
| Pluvialis fulva | 2 | pacific golden plover oriental plover | ||
| Pluvialis squatarola | 2 | grey plover black-bellied plover | ||
| Pluvianus aegyptius | 2 | crocodile bird egyptian plover | ||
| Podiceps auritus | 2 | horned grebe slavonian grebe | ||
| Podiceps cristatus | 3 | great crested grebe | ||
| Podiceps grisegena | 2 | red-necked grebe | ||
| Podiceps nigricollis | 2 | black-necked grebe eared grebe | ||
| Podilymbus podiceps | 2 | pie-billed grebe | ||
| Poecile cinctus | 2 | siberian tit grey-headed chickadee | ||
| Poecile lugubris | 1 | sombre tit | ||
| Poecile montanus | 2 | willow tit | ||
| Poecile palustris | 2 | marsh tit | ||
| Polysticta stelleri | 2 | Steller's eider | ||
| Porphyrio alleni | 2 | Allen's gallinule | ||
| Porphyrio martinica | 2 | purple gallinule | ||
| Porphyrio porphyrio | 2 | purple swamphen purple gallinule | ||
| Porzana carolina | 2 | Sora crake american rail Sora rail sora | ||
| Porzana parva | 2 | little crake | ||
| Porzana porzana | 2 | spotted crake | ||
| Porzana pusilla | 2 | Ballion's crake lesser spotted crake | ||
| Prinia gracilis | 2 | graceful prinia graceful warbler | ||
| Prunella atrogularis | 2 | black-throated accentor | ||
| Prunella collaris | 2 | alpine accentor | ||
| Prunella modularis | 2 | hedge sparrow dunnock hedge accentor | ||
| Prunella montanella | 1 | siberian accentor mountain accentor | ||
| Prunella ocularis | 2 | Radde's accentor | ||
| Psittacula krameri | 2 | rose ringed parakeet | ||
| Pterocles alchata | 2 | pin-tailed sandgrouse | ||
| Pterocles exustus | 2 | chestnut-bellied sandgrouse | ||
| Pterocles orientalis | 2 | black-bellied sandgrouse | ||
| Pterocles senegallus | 2 | spotted sandgrouse | ||
| Pterodroma feae | 1 | Fea' petrel Cap Verde petrel | ||
| Pterodroma hasitata | 2 | black-capped petrel | ||
| Pterodroma madeira | 1 | Madeira petrel Zino's petrel | ||
| Ptyonoprogne rupestris | 2 | crag martin eurasian crag-martin | ||
| Puffinus assimilis | 1 | little shearwater | ||
| Puffinus gravis | 2 | great shearwater greater shearwater | ||
| Puffinus griseus | 2 | sooty shearwater | ||
| Puffinus mauretanicus | 2 | balearic shearwater | ||
| Puffinus puffinus | 2 | Manx shearwater | ||
| Puffinus yelkouan | 2 | levantine shearwater Yelkouan shearwater | ||
| Pycnonotus barbatus | 2 | common bulbul garden bulbul dark-capped bulbul | ||
| Pyrrhocorax graculus | 2 | yellow-billed chough alpine chough | ||
| Pyrrhocorax pyrrhocorax | 2 | red-billed chough | ||
| Pyrrhula murina | 1 | azorean bullfinch | ||
| Pyrrhula pyrrhula | 2 | eurasian bullfinch bullfinch | ||
| Quiscalus quiscula | 2 | common grackle | ||
| Rallus aquaticus | 2 | water rail | ||
| Recurvirostra avosetta | 2 | pied avocet | ||
| Regulus calendula | 2 | ruby-crowned kinglet | ||
| Regulus ignicapilla | 2 | firecrest | ||
| Regulus madeirensis | 2 | Madeira firecrest Madeira kinglet madeiran kinglet | ||
| Regulus regulus | 2 | goldcrest | ||
| Regulus regulus teneriffae | 2 | Canary Island kinglet Canary kinglet Canary Islands goldcrest Tenerife goldcrest | ||
| Remiz pendulinus | 2 | eurasian penduline tit european penduline tit penduline tit | ||
| Rhodopechys sanguineus | 1 | crimson-winged finch | ||
| Rhodostethia rosea | 2 | Ross' gull Ross's gull | ||
| Riparia diluta | 1 | pale martin pale sand martin | ||
| Riparia riparia | 2 | bank swallow sand martin | ||
| Rissa tridactyla | 2 | kittiwake black-legged kittiwake common kittiwake | ||
| Saxicola caprata | 2 | pied bushchat | ||
| Saxicola dacotiae | 2 | Canary Islands chat Canary Island stonechat Fuerteventura stonechat | ||
| Saxicola maurus | 2 | siberian stonechat | ||
| Saxicola rubetra | 2 | whinchat | ||
| Saxicola rubicola | 2 | european stonechat common stonechat | ||
| Sayornis phoebe | 2 | eastern phoebe | ||
| Scolopax rusticola | 2 | woodcock eurasian woodcock scandinavian woodcock | ||
| Seiurus aurocapilla | 2 | ovenbird | ||
| Serinus canaria | 2 | Island canary | ||
| Serinus pusillus | 2 | fire-fronted serin red-fronted serin | ||
| Serinus serinus | 2 | european serin | ||
| Setophaga americana | 2 | northern parula northern parula warbler | ||
| Setophaga caerulescens | 2 | black-throated blue warbler | ||
| Setophaga citrina | 2 | hooded warbler | ||
| Setophaga coronata | 2 | yellow-rumped warbler | ||
| Setophaga fusca | 2 | blackburnian warbler | ||
| Setophaga magnolia | 2 | Magnolia warbler | ||
| Setophaga pensylvanica | 2 | chestnut-sided warbler | ||
| Setophaga petechia | 2 | yellow warbler | ||
| Setophaga ruticilla | 2 | american redstart | ||
| Setophaga striata | 2 | blackpoll warbler | ||
| Setophaga tigrina | 2 | cape may warbler | ||
| Setophaga virens | 2 | black-throated green warbler | ||
| Sitta canadensis | 2 | red-breasted nuthatch | ||
| Sitta europaea | 2 | european nuthatch eurasian nuthatch | ||
| Sitta krueperi | 2 | Krueper's nuthatch | ||
| Sitta neumayer | 2 | rock nuthatch | ||
| Sitta tephronota | 2 | persian nuthatch eastern rock nuthatch | ||
| Sitta whiteheadi | 1 | corsican nuthatch | ||
| Somateria fischeri | 2 | spectacled eider spectacled eider duck | ||
| Somateria mollissima | 2 | common eider greater eider duck | ||
| Somateria spectabilis | 2 | king duck king eider duck | ||
| Sphyrapicus varius | 2 | yellow-bellied sapsucker | ||
| Spinus spinus | 2 | eurasian siskin | ||
| Spiza americana | 2 | dickcissel american black-throated bunting | ||
| Stercorarius longicaudus | 2 | long-tailed skua long-tailed jaeger | ||
| Stercorarius maccormicki | 2 | south polar skua | ||
| Stercorarius parasiticus | 2 | parasitic skua arctic skua | ||
| Stercorarius pomarinus | 2 | pomarine skua pomarine jaeger | ||
| Stercorarius skua | 2 | great skua | ||
| Sterna dougallii | 2 | roseate tern | ||
| Sterna forsteri | 2 | Forster's tern | ||
| Sterna fuscata | 2 | sooty tern | ||
| Sterna hirundo | 2 | common tern | ||
| Sterna maxima | 2 | royal tern | ||
| Sterna nilotica | 2 | common tern sterne hansel gull-billed tern | ||
| Sterna paradisaea | 2 | arctic tern | ||
| Sternula albifrons | 2 | little tern | ||
| Streptopelia decaocto | 2 | collared dove eurasian collared dove | ||
| Streptopelia orientalis | 2 | oriental turtle dove rufous turtle dove | ||
| Streptopelia roseogrisea | 2 | african collared dove | ||
| Streptopelia senegalensis | 2 | laughing dove palm dove | ||
| Streptopelia turtur | 2 | eurasian turtle dove | ||
| Strix aluco | 2 | tawny owl | ||
| Strix nebulosa | 2 | great grey owl lapland owl | ||
| Strix uralensis | 2 | ural owl | ||
| Sturnus unicolor | 2 | spottless starling | ||
| Sturnus vulgaris | 3 | common starling european starling | ||
| Sula dactylatra | 2 | masked booby white booby blue-faced booby | ||
| Sula leucogaster | 2 | brown booby | ||
| Surnia ulula | 2 | northern hawk-owl hawk-owl | ||
| Sylvia atricapilla | 2 | wagtail wagtail-warbler blackcap eurasian blackcap | ||
| Sylvia borin | 2 | garden warbler | ||
| Sylvia cantillans | 2 | subalpine warbler | ||
| Sylvia communis | 2 | greater whitethroat whitethroat warbler common whitethroat | ||
| Sylvia conspicillata | 2 | spectacled warbler buff-browed warbler Hume's warbler | ||
| Sylvia crassirostris | 2 | eastern orphean warbler | ||
| Sylvia curruca | 2 | lesser whitethroat | ||
| Sylvia deserticola | 1 | Tristram's warbler | ||
| Sylvia hortensis | 1 | western orphean warbler orphean warbler european garden warbler | ||
| Sylvia melanocephala | 2 | sardinian warbler | ||
| Sylvia melanothorax | 2 | Cyprus warbler | ||
| Sylvia mystacea | 2 | Menetries's warbler Ménétries's warbler | ||
| Sylvia nana | 2 | asian desert warbler | ||
| Sylvia nisoria | 2 | barred warbler | ||
| Sylvia ruppeli | 2 | Rueppell's warbler Ruppell's warbler Rüppell's warbler | ||
| Sylvia sarda | 2 | Marmora's warbler | ||
| Sylvia undata | 2 | Dartford warbler | ||
| Synthliboramphus antiquus | 1 | ancient murrelet | ||
| Syrmaticus reevesii | 2 | Reeve's pheasant | ||
| Syrrhaptes paradoxus | 2 | Pallas' sandgrouse | ||
| Tachybaptus ruficollis | 2 | little grebe | ||
| Tachycineta bicolor | 2 | tree swallow | ||
| Tadorna ferruginea | 2 | ruddy shelduck | ||
| Tadorna tadorna | 2 | sheldrake common shelduck | ||
| Tarsiger cyanurus | 2 | red-flanked bluetail red-flanked bush-robin himalayan red-flanked bush-robin orange-flanked bush-robin | ||
| Tetraogallus caspius | 1 | caspian snowcock | ||
| Tetraogallus caucasicus | 1 | caucasian snowcock | ||
| Tetrao urogallus | 2 | capercaillie | ||
| Tetrastes bonasia | 2 | hazel hen hazel grouse | ||
| Tetrax tetrax | 2 | little bustard | ||
| Thalassarche chlororhynchos | 2 | yellow-nosed albatross | ||
| Thalasseus bengalensis | 2 | lesser crested tern lesser-crested tern | ||
| Thalasseus elegans | 2 | elegant tern | ||
| Thalasseus sandvicensis | 2 | gull-billed tern Sandwich tern | ||
| Thalassarche melanophris | 1 | mollymauk black-browed albatross black-brown albatross | ||
| Threskiornis aethiopicus | 2 | sacred ibis | ||
| Tichodroma muraria | 2 | wallcreeper | ||
| Torgos tracheliotus | 2 | lappet-faced vulture nubian vulture | ||
| Toxostoma rufum | 2 | brown trasher | ||
| Tringa brevipes | 2 | grey-tailed tattler | ||
| Tringa erythropus | 2 | spotted redshank | ||
| Tringa flavipes | 2 | lesser yellowleg lesser yellowlegs | ||
| Tringa glareola | 2 | wood sandpiper | ||
| Tringa melanoleuca | 2 | greater yellowleg greater yellowlegs | ||
| Tringa nebularia | 2 | common greenshank | ||
| Tringa ochropus | 2 | green sandpiper | ||
| Tringa semipalmata | 2 | willet | ||
| Tringa solitaria | 2 | solitary sandpiper | ||
| Tringa stagnatilis | 2 | marsh sandpiper little green-shank | ||
| Tringa totanus | 2 | redshank common redshank | ||
| Troglodytes troglodytes | 2 | wren winter wren | ||
| Tryngites subruficollis | 2 | buff-breasted sandpiper | ||
| Turdus atrogularis | 1 | black-throated thrush | ||
| Turdus eunomus | 2 | dusky thrush | ||
| Turdus iliacus | 2 | redwing thrush red wing | ||
| Turdus merula | 3 | blackbird eurasian blackbird | ||
| Turdus migratorius | 2 | american robin | ||
| Turdus naumanni | 2 | Naumann's thrush dusky thrush | ||
| Turdus obscurus | 2 | eye-browed thrush eyebrowed thrush | ||
| Turdus philomelos | 2 | song thrush | ||
| Turdus pilaris | 2 | fieldfare fieldfare thrush | ||
| Turdus ruficollis | 2 | dark-throated thrush rufous-collared robin | ||
| Turdus torquatus | 2 | ring ouzel | ||
| Turdus unicolor | 1 | Tickell's thrush Tickell's leaf warbler | ||
| Turdus viscivorus | 2 | mistle thrush | ||
| Turnix sylvaticus | 1 | small buttonquail small button-quail kurrichane buttonquail | ||
| Tyto alba | 3 | barn owl white barn owl | ||
| Upupa epops | 2 | hoopoe eurasian hoopoe | ||
| Uria aalge | 2 | common murre guillemot common guillemot | ||
| Uria lomvia | 2 | thick-billed murre Brunnich's guillemot | ||
| Vanellus gregarius | 2 | sociable plover sociable lapwing | ||
| Vanellus indicus | 2 | red-wattled lapwing red-wattled plover | ||
| Vanellus leucurus | 1 | white-tailed plover | ||
| Vanellus spinosus | 2 | spur-winged plover | ||
| Vanellus vanellus | 3 | lapwing northern lapwing | ||
| Vermivora chrysoptera | 2 | gold-winged warbler | ||
| Vireo olivaceus | 2 | red-eyed vireo | ||
| Vireo philadelphicus | 2 | Philadelphia vireo | ||
| Wilsonia canadensis | 2 | Canada warbler | ||
| Xanthocephalus xanthocephalus | 2 | yellow-headed blackbird | ||
| Xema sabini | 2 | Sabine's gull | ||
| Xenus cinereus | 2 | Terek sandpiper | ||
| Zenaida macroura | 2 | mourning dove morning dove american mourning dove | ||
| Zonotrichia albicollis | 2 | white-throated sparrow | ||
| Zonotrichia leucophrys | 2 | white-crowned sparrow | ||
| Zoothera aurea | 1 | White's thrush | ||
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