| Common Name | Latin Name |
| Macaroni Penguin | Eudyptes chrysolophus |
| MacGillivray’s Warbler | Oporornis tolmiei |
| Madagascar Lovebird | Agapornis cana cana |
| Madagascar Turtle-Dove | Columba picourata |
| Magdalena Conure | Pyrrhura melanura chapmani |
| Magellanic Owl | Bubo Magellanicus |
| Magellanic Penguin | Spheniscus demersus magellanicus |
| Magellan’s Eagle Owl | Bubo virginianus nacurutu |
| Magnificent Frigatebird | Fregata magnificens |
| Magnificent Hummingbird | Eugenes fulgens |
| Magnolia Warbler | Dendroica magnolia |
| Magpie Goose | Anseranas semipalmata |
| Magpie Robin | Copsychus |
| Magpie Shrike | Corvinella melanoleuca |
| Maguari Stork | Ciconia maguari |
| Major Mitchell’s Cockatoo | Cacatua leadbeateri |
| Malabar Parakeet | Psittacula columboides |
| Malay Eagle Owl | Bubo sumatranus |
| Malayan Longtail Parakeet | Psittacula longicauda |
| Malayan Peacock Pheasant | Polyplectron malacense malacense |
| Malaysian Fishing Owl | Ketupa ketupa |
| Malaysian Hanging Parrot | Loriculus galgulus |
| Malaysian Wood Owl | Strix leptogrammica |
| Malherbe’s Parakeet | Cyanoramphus malherbi |
| Mallard | Anas platyrhnchos platyrhynchus |
| Mallard | Anas platyrhynchos |
| Mallee Ringneck Parakeet | Barnardius barnardi barnardi |
| Manchurian Crane | Grus japonensis |
| Mandarin Duck | Aix galericulata |
| Mangrove Cuckoo | Coccyzus minor |
| Manx Shearwater | Puffinus puffinus |
| Many-banded Aracari | Pteroglossus torquatus pluricinctus |
| Marabou Stork | Leptoptilos dubius crumeniferus |
| Maraj? Amazon | Amazona ochrocephala xantholaema |
| Maraj? Yellow-crowned Amazon | Amazona ochrocephala xantholaema |
| Marble Teal | Marmaronetta angustirostris |
| Marbled Godwit | Limosa fedoa |
| marbled Murrelet | Brachyramphus marmoratus marmoratus |
| Marbled Murrelet | Brachyramphus marmoratus |
| Mariana common Moorhen | Gallinula chloropus guami |
| Mariana Crow | Corvus kubaryi |
| Mariana gray Swiftlet | Aerodramus vanikorensis bartschi |
| Mariana Moorhen | Gallinula chloropus chloropus |
| Mariana’s Fruit Dove | Ptilinopus roseicapilla |
| Maroon-bellied Conure | Pyrrhura frontalis frontalis |
| Maroonbreasted Crowned Pigeon | Goura scheepmakeri |
| Maroon-faced Conure | Pyrrhura picta leucotis |
| Maroon-fronted Parrot | Rhynchopsitta pachyrhyncha terrisi |
| Maroon-tailed Conure | Pyrrhura melanura melanura |
| Marsh Sandpiper | Tringa stagnatilis |
| Marsh Wren | Cistothorus palustris |
| Martial Eagle | Polemaetus bellicosus |
| Masai Red-headed Parrot | Poicephalus gulielmi massaicus |
| masked Bobwhite | Colinus virginianus ridgwayi |
| Masked Booby | Sula dactylatra |
| Masked Duck | Nomonyx dominicus |
| Masked Grass Finch | Poephila personata |
| Masked Lovebird | Agapornis personata |
| Masked Tityra | Tityra semifasciata |
| Massena’s Lorikeet | Trichoglossus haematodus massena |
| Mathew’s Cockatoo | Cacatua galerita fitzroyi |
| Mathew’s Little Corella | Cacatua pastinator normantoni |
| Maui Akepa | Loxops coccineus ochraceus |
| Maui Parrotbill | Pseudonestor xanthophrys |
| Mauritius Fody | Foudia rubra |
| Mauritius Parakeet | Psittacula echo |
| Maximilian’s Pionus | Pionus maximiliani |
| McCown’s Longspur | Calcarius mccownii |
| McKay’s Bunting | Plectrophenax hyperboreus |
| McKinder’s Eagle Owl | Bubo capensis mackinderi |
| Mealy Amazon | Amazona farinosa farinosa |
| Mealy Rosella | Platycercus eximius adsciticus |
| Medium Ground Finch | Geospiza fortis |
| Medium Sulphur Crested Cockatoo | Cacatua galerita eleonora |
| Merlin | Falco columbarius |
| Merlin | Falco columbarius |
| Metallic Starling | Aplonis metallica |
| Meuller’s Imperial-Pigeon | Ducula mullerii |
| Mew Gull | Larus canus |
| Mexican Chickadee | Poecile sclateri |
| Mexican Green Macaw | Ara militaris mexicana |
| Mexican Jay | Aphelocoma ultramarina |
| Mexican Jay | Aphelocoma ultramarina |
| Mexican Parrotlet | Forpus cyanopygius |
| Mexican Red-headed Amazon | Amazona viridigenalis |
| Mexican spotted Owl | Strix occidentalis lucida |
| Mexican Striped Owl | Rhinoptynx clamator |
| Meyer’s Lorikeet | Trichoglossus flavoviridis meyeri |
| Meyer’s Parrot | Poicephalus meyeri meyeri |
| Micronesian Megapode | Megapodius laperouse |
| Middendorff’s Grasshopper-Warbler | Locustella ochotensis |
| Mikado Pheasant | Syrmaticus mikado |
| Mili-ffons Macaw | Ara militaris militaris/ambigua ambigua |
| Mili-gold Macaw | Ara militaris militaris/ararauna |
| Military Macaw | Ara militaris militaris |
| Milky Eagle Owl | Bubo lacteus |
| Mindanao Bleeding Heart Dove | Gallicolumba luzonica criniger |
| Mindanao Guaiabero | Bolboppsittacus lunulatus mindanensis |
| Mindanao Racquet-tail | Prioniturus platenae warerstradti |
| Miritiba Pearly Conure | Pyrrhura perlata coerulescens |
| Mississippi Kite | Ictinia mississippiensis |
| Mississippi sandhill Crane | Grus canadensis pulla |
| Mistle Thrush | Turdus viscivorus |
| Mitchell’s Lorikeet | Trichoglossus haematodus mitchellii |
| Mitred Conure | Aratinga mitrata mitrata |
| Molokai Creeper | Paroreomyza flammea |
| Molokai Thrush | Myadestes lanaiensis rutha |
| Moluccan Cockatoo | Cacatua moluccensis |
| Moluccan Hanging Parrot | Loriculus stigmatus amabilis |
| Moluccan Lory | Eos bornea bornea |
| Moluccan Parrot | Tanygnathus megalorynchos |
| Moluccan Red Lory | Eos bornea |
| Monagas White-eared Conure | Pyrrhura leucotis auricularis |
| Mongolian Plover | Charadrius mongolus |
| Monk Parakeet | Myiopsitta monachus |
| Monk Parakeet | Myiopsitta monachus |
| Montezuma Oropendola | Gymnostinops montezuma montezuma |
| Montezuma Quail | Cyrtonyx montezumae |
| Moszkowski’s Green-winged King Parrot | Alisterus chloropterus moszkowskii |
| Mottled Duck | Anas fulvigula |
| Mottled Owl | Strix virgata |
| Mottled Owl | Ciccaba virgata |
| Mottled Petrel | Pterodroma inexpectata |
| Mount Apo Lorikeet | Tricoglossus johnstoniae |
| Mount Goliath Lorikeet | Charmosyna papou goliathina |
| Mountain Bamboo Partridge | Bambusicola fytchii |
| Mountain Bluebird | Sialia currucoides |
| Mountain Chickadee | Poecile gambeli |
| Mountain Parakeet | Psilopsiagon aurifrons aurifrons |
| Mountain Peacock Pheasant | Polyplectron inopinatum |
| Mountain Plover | Charadrius montanus |
| Mountain Plover | Charadrius montanus |
| Mountain Quail | Oreortyx pictus |
| Mountain Quail | Oreortyx pictus |
| Mountain Racquet-tail | Prioniturus platenae montanus |
| Mountain Witch-Dove | Geotrygon versicolor |
| Mourning Dove | Zenaida macroura |
| Mourning Dove | Zenaida macroura |
| Mourning Warbler | Oporornis philadelphia |
| Moustached Parakeet | Psittacula alexandri |
| Mugimaki Flycatcher | Ficedula mugimaki |
| Mulga Parrot | Psephotus varius |
| Muller’s Parrot | Tanygnathus sumatranus |
| Murphy’s Petrel | Pterodroma ultima |
| Muscovy Duck | Cairina moschata |
| Musk Lorikeet | Glossopsitta concinna |
| Musk Parrot | Prosopeia |
| Musschenbroek’s Lorikeet | Neopsittacus musschenbroekii |
| Mute Swan | Cygnus olor |
| Mute Swan | Cygnus olor |
| Nanday Conure | Nandayus nenday |
| Nan-Sun Conure | Nandayus nenday/Aratinga solstitialis solstitialis |
| Narcissus Flycatcher | Ficedula narcissina |
| Nashville Warbler | Vermivora ruficapilla |
| Nelson’s Sharp-tailed Sparrow | Ammodramus nelsoni |
| Nene Goose | Branta sandvicensis |
| Neotropic Cormorant | Phalacrocorax brasilianus |
| Neumann’s Pearly Conure | Pyrrhura perlata anerythra |
| New Caledonian Parakeet | Cyanoramphus saisseti |
| Newell’s Townsend’s Shearwater | Puffinus auricularis newelli |
| Newton’s Parakeet | Psittacula exsul |
| Niam Niam Parrot | Poicephalus meyeri crassus |
| Nicobar Parakeet | Psittacula caniceps |
| Nicobar Pigeon | Caloenas nicobarica |
| Night Parrot | Pezoporus occidentalis |
| nightingale reed Warbler | Acrocephalus luscinia |
| Nihoa Finch | Telespyza ultima |
| Nihoa Millerbird | Acrocephalus familiaris kingi |
| Noble’s Macaw | Diopsittaca nobilis cumanensis |
| Nocturnal Curassow | Nothocrax urumutum |
| North American Ruddy Duck | Oxyura jamaicensis jamaicensis |
| northern aplomado Falcon | Falco femoralis septentrionalis |
| Northern Beardless-Tyrannulet | Camptostoma imberbe |
| Northern Bobwhite | Colinus virginianus |
| Northern Cardinal | Cardinalis cardinalis |
| Northern Eagle Owl | Bubo bubo bubo |
| Northern Flicker | Colaptes auratus |
| Northern Fulmar | Fulmarus glacialis |
| Northern Gannet | Morus bassanus |
| Northern Goshawk | Accipiter gentilis |
| Northern Goshawk | Accipiter gentilis |
| Northern Harrier | Circus cyaneus |
| Northern Hawk Owl | Surnia ulula |
| Northern Hawk Owl | Surnia ulula |
| Northern Jacana | Jacana spinosa |
| Northern Lapwing | Vanellus vanellus |
| Northern Mockingbird | Mimus polyglottos |
| Northern Parula | Parula americana |
| Northern Pied Hornbill | Anthracoceros albirostris |
| Northern Pintail | Anas acuta |
| Northern Pygmy-Owl | Glaucidium gnoma |
| Northern Rosella | Platycercus venustus |
| Northern Rough-winged Swallow | Stelgidopteryx serripennis |
| Northern Saw-whet Owl | Aegolius acadicus |
| Northern Shoveler | Anas clypeata |
| Northern Shrike | Lanius excubitor |
| northern spotted Owl | Strix occidentalis caurina |
| Northern Waterthrush | Seiurus noveboracensis |
| Northern Waterthrush | Seiurus noveboracensis |
| Northern Wheatear | Oenanthe oenanthe |
| Northwestern Crow | Corvus caurinus |
| Nubian Vulture | Torgos tracheliotus |
| Nukupu`u | Hemignathus lucidus |
| Nuthatch | Sitta europea |
| Nuttall’s Woodpecker | Picoides nuttallii |
| Nutting’s Flycatcher | Myiarchus nuttingi |
| Nyasa Lovebird | Agapornis personata lilianae |
| Oahu Creeper | Paroreomyza maculata |
| Oahu Elepaio | Chasiempis sandwichensis ibidis |
| Oak Titmouse | Baeolophus inornatus |
| Obi Violet-necked Lory | Eos squamata obiensis |
| Ochre-marked Conure | Pyrrhura cruentata |
| Oldsquaw | Clangula hyemalis |
| Oliva Pigeon | Columba arquatrix |
| Olive Sparrow | Arremonops rufivirgatus |
| Olive Warbler | Peucedramus taeniatus |
| Olive-backed Pipit | Anthus hodgsoni |
| Olive-shouldered Parrot | Aprosmictus jonquillaceus jonquillaceus |
| Olive-sided Flycatcher | Contopus cooperi |
| Olive-throated Conure | Aratinga nana nana |
| Opal-rumped Tanager | Tangara velia |
| Orange-bellied Fruit Dove | Ptilinopus iozonus |
| Orange-bellied Leafbird | Chloropsis hardwickii |
| Orange-bellied Parrot | Poicephalus senegalus mesotypus |
| Orange-breasted Fig Parrot | Cyclopsitta gulielmitertii |
| Orange-breasted Green-Pigeon | Treron bicincta |
| Orange-breasted Parakeet | Neophema chrysostoma chrysogaster |
| Orange-chinned Parakeet | Brotogeris jugularis jugularis |
| Orange-crowned Parrot | Poicephalus gulielmi fantiensis |
| Orange-crowned Warbler | Vermivora celata |
| Orange-fronted Conure | Aratinga canicularis |
| Orange-fronted Hanging Parrot | Loriculus stigmatus aurantiifrons |
| Orange-fronted Leafbird | Chloropsis hardwickii |
| Orange-fronted Parakeet | Aratinga aurea canicularis |
| Orange-winged Amazon | Amazona amazonica |
| Orchard Oriole | Icterus spurius |
| Oriental Cuckoo | Cuculus saturatus |
| Oriental Greenfinch | Carduelis sinica |
| Oriental Pratincole | Glareola maldivarum |
| Oriental Scops Owl | Otus sunia |
| Oriental Scops-Owl | Otus sunia |
| Oriental Stork | Ciconia ciconia boyciana |
| Oriental Turtle-Dove | Streptopelia orientalis |
| Oriole Warbler | Hypergerus atriceps |
| Ornate Hawk Eagle | Spizaetus ornatus |
| Ornate Lorikeet | Trichoglossus ornatus |
| Ornate Lory | Trichoglossus ornatus |
| Osculated Toucan | Ramphastos osculans |
| Osprey | Pandion haliaetus |
| Osprey | Pandion haliaetus |
| Ouvea Parakeet | Eunymphicus uvaeensis |
| Ovenbird | Seiurus aurocapillus |
| Owl Finch | Poephila taeniopygia Bichenovii |
| Oystercatcher | Haematopus ostralegus |
| Pacific Black-tailed Conure | Pyrrhura melanura pacifica |
| Pacific Conure | Aratinga holochlora strenua |
| Pacific Golden-Plover | Pluvialis fulva |
| Pacific Loon | Gavia pacifica |
| Pacific Parrotlet | Forpus coelestis |
| Pacific-slope Flycatcher | Empidonax difficilis |
| Paint-billed Crake | Neocrex erythrops |
| Painted Bunting | Passerina ciris |
| Painted Conure | Pyrrhura picta picta |
| Painted Redstart | Myioborus pictus |
| Painted Stork | Mycteria leucocephala |
| Palawan Peacock Pheasant | Polyplectron emphanum |
| Palawan Racquet-tail | Prioniturus platenae platenae |
| Pale-headed Lorikeet | Trichoglossus haematodus caeruleiceps |
| Pale-headed Rosella | Platycercus adscitus palliceps |
| Pale-legged Hornero | Furnarius leucopus |
| Paler Blue-headed Pionus | Pionus menstruus rubragularis |
| Palila | Loxioides bailleui |
| Pallas’s Bunting | Emberiza pallasi |
| Pallid Scops Owl | Otus brucei |
| Pallied Caique | Pionites melanocephala pallida |
| Palm Cockatoo | Probosciger aterrimus |
| Palm Warbler | Dendroica palmarum |
| Palm-nut Vulture | Gypohierax angolensis |
| Panama Amazon | Amazona ochrocephala panamensis |
| Papuan Hanging Parrot | Loriculus stigmatus aurantiifrons |
| Papuan Mountain-Pigeon | Gymnophaps albertisii |
| Paradise Finch | Amadina erythrocephala |
| Paradise Parrot | Psephotus pulcherrimus pulcherrimus |
| Paradise Tanager | Tanagara chilensis |
| Parakeet Auklet | Cyclorrhynchus psittacula |
| Parakeet Auklet | Aethia psittacula |
| Parasitic Jaeger | Stercorarius parasiticus |
| Parvipes Amazon | Amazona auropalliata parvipes |
| Parvipes yellow-naped Amazon | Amazona ochrocephala parvipes |
| Passenger Pigeon | Ectopistes migratorius |
| Patagonian Conure | Cyanoliseus patagonus |
| Pavonine Quetzel | Pharomachrus pavoninus |
| Peach-faced Lovebird | Agapornis roseicollis |
| Peach-fronted Conure | Aratinga aurea aurea |
| Peacock | Afropavo congensis |
| Peacock Pheasant | Polyplectron |
| Peales Falcon | Falco peregrinus |
| Pearl Spotted Owlett | Glaucidium passerinum perlutum |
| Pearl-headed Silverbill | Lonchura griseicapilla |
| Pearly Conure | Pyrrhura perlata perlata |
| Pechora Pipit | Anthus gustavi |
| Pectoral Sandpiper | Calidris melanotos |
| Pekin Robin | Leiothrix lutea |
| Pelagic Cormorant | Phalacrocorax pelagicus |
| Pel’s Fishing Owl | Scotopelia peli |
| Pennant Rosella | Platycercus elegans |
| Peregrine Falcon | Falco peregrinus peregrinus |
| Peregrine Falcon | Falco peregrinus |
| Perfect Lorikeet | Trichoglossus euteles |
| Peruvian Pigeon | Columba oenops |
| Peruvian Thick-knee | Burhinus superciliaris |
| Pesquet’s Parrot | Psittrichas fulgidus |
| Petz’s Conure | Aratinga canicularis eburnirostrum |
| Phainopepla | Phainopepla nitens |
| Pharaoh Eagle Owl | Bubo bubo ascalaphus |
| Pheasant Pigeon | Otidiphaps nobilis |
| Philadelphia Vireo | Vireo philadelphicus |
| Philippine Blue-naped Parrot | Tanygnathus lucionensis |
| Philippine Cockatoo | Cacatua haematuropygia |
| Philippine Eagle Owl | Bubo phillippensis |
| Philippine Hanging Parrot | Loriculus philippensis |
| Picazuro Pigeon | Columba picazuro |
| Pied Avocet | Recurvirostra avosetta |
| Pied Crow | Corvus albus |
| Pied Hornbill | Tockus fasciatus |
| Pied Imperial-Pigeon | Ducula bicolor |
| Pied-billed Grebe | Podilymbus podiceps |
| Pigeon Guillemot | Cepphus columba |
| Pigeon Guillemot | Cepphus columba |
| Pileated Parakeet | Purpureicephalus spurius |
| Pileated Parrot | Pionopsitta pileata |
| Pileated Woodpecker | Dryocopus pileatus |
| Pine Bunting | Emberiza leucocephalos |
| Pine Grosbeak | Pinicola enucleator |
| Pine Siskin | Carduelis pinus |
| Pine Warbler | Dendroica pinus |
| Pink Pigeon | Columba mayeri |
| Pink-backed Pelican | Pelecanus rufescens |
| Pink-footed Goose | Anser brachyrhynchus |
| Pink-footed Shearwater | Puffinus creatopus |
| Pink-necked Fruit Dove | Ptiltnopus cinctus porphyreus |
| Pin-tailed Snipe | Gallinago stenura |
| Pinyon Jay | Gymnorhinus cyanocephalus |
| Pionus | Pionus |
| piping Plover | Charadrius melodus |
| Piping Plover | Charadrius melodus |
| Plain Chachalaca | Ortalis vetula |
| Plain Parakeet | Brotogeris tirica |
| Plain-capped Starthroat | Heliomaster constantii |
| Plumbeous Vireo | Vireo plumbeus |
| Plumed Guineafowl | Guttera plumifera |
| Plum-headed Parakeet | Psittacula cyanocephala |
| Plush-capped Jay | Cyancorax chrysops dickeyi |
| Plush-crested Jay | Cyancorax chrysops dickeyi |
| Po`ouli | Melamprosops phaeosoma |
| Polytelis Parakeet | Polytelis |
| Pomarine Jaeger | Stercorarius pomarinus |
| Pope Cardinal | Paroaria dominicana |
| Port Lincoln Parakeet | Barnardius zonarius |
| Prairie Falcon | Falco mexicanus |
| Prairie Falcon | Falco mexicanus |
| Prairie Warbler | Dendroica discolor |
| Primrose-cheeked Amazon | Amazona autumnalis autumnalis |
| Princess of Wales Parakeet | Polytelis alexandrae |
| Prothonotary Warbler | Protonotaria citrea |
| Pucherani Guineafowl | Guttera pucherani |
| Puerto Rican Amazon | Amazona vittata |
| Puerto Rican broad-winged Hawk | Buteo platypterus brunnescens |
| Puerto Rican Nightjar | Caprimulgus noctitherus |
| Puerto Rican Parrot | Amazona vittata |
| Puerto Rican plain Pigeon | Columba inornata wetmorei |
| Puerto Rican sharp-shinned Hawk | Accipiter striatus venator |
| Puna Ibis | Plegadis ridgwayi |
| Puna Teal | Anas puna |
| Purple Finch | Carpodacus purpureus |
| Purple Gallinule | Porphyrio martinicus martinicus |
| Purple Gallinule | Porphyrula martinica |
| Purple Glossy Starling | Lamprotornis purpureus |
| Purple Martin | Progne subis |
| Purple Sandpiper | Calidris maritima |
| Purple Swamphen | Porphyrio porphyrio |
| Purple-bellied Lory | Lorius hypoinochrous |
| Purple-capped Lory | Lorius domicellus |
| Purple-crested Touraco | Musophaga porphyreolophus porphyreolophus |
| Purple-crowned Lorikeet | Glossopsitta porphyreocephala |
| Purple-naped Lory | Lorius domicella |
| Purple-tailed Imperial-Pigeon | Ducula rufigaster |
| Purplish-backed Jay | Cyanocorax beecheii |
| Pygmy Ground-Dove | Columbina minuta |
| Pygmy Hanging Parrot | Loriculus pusillus exilis |
| Pygmy Nuthatch | Sitta pygmaea |
| Pygmy Owl | Glaucidium |
| Pyrrhuloxia | Cardinalis sinuatus |
| Pyrrhura Conure | Pyrrhura |
| Quaker Parrot | Myiopsitta monachus monachus |
| Queen of Bavaria Conure | Aratinga guarouba |
| Racquet-tailed Roller | Coracias spatulata |
| Radjah Shelduck | Tadorna radjah |
| Raggiana Bird of Paradise | Paradisaea raggiana |
| Rainbow Lory | Trichoglossus haematodus |
| Rajah Lory | Chalcopsitta atra insignis |
| Razor Bill | Alca torda |
| Razorbill | Alca torda |
| Red & Black Broadbill | Cimbirhynchus macrorhynchus |
| Red & Blue Lory | Eos histrio |
| Red & Green Macaw | Ara chloroptera |
| Red Crossbill | Loxia curvirostra |
| Red Fody | Foudia madagascariensis |
| Red Kite | Milvus milvus |
| Red Knot | Calidris canutus |
| Red Lory | Eos bornea |
| Red Phalarope | Phalaropus fulicaria |
| Red Rosella | Platycercus eximius eximius |
| Red Shining Parrot | Prosopeia tabuensis tabuensis |
| Red-bellied Hanging Parrot | Loriculus pusillus exilis |
| Red-bellied Macaw | Ara manilata |
| Red-bellied Parrot | Poicephalus rufiventris |
| Red-bellied Woodpecker | Melanerpes carolinus |
| Red-bellied Woodpecker | Melanerpes carolinus |
| Red-billed Blue Magpie | Urocissa erythrorhyncha |
| Red-billed Hornbill | Tockus erythrorhynchus |
| Red-billed Parakeet | Psilopsiagon aurifrons rubrirostris |
| Red-billed Parrot | Pionus sordidus |
| Red-billed Pigeon | Columba flavirostris |
| Red-billed Pionus | Pionus sordidus |
| Red-billed Teal | Anas erythrorhyncha |
| Red-billed Toucan | Ramphastos tucanus tucanus |
| Red-billed Tropicbird | Phaethon aethereus |
| Red-breasted Flycatcher | Ficedula parva |
| Red-breasted Goose | Branta ruficollis |
| Red-breasted Lory | Lorius lory erythrothorax |
| Red-breasted Merganser | Mergus serrator |
| Red-breasted Nuthatch | Sitta canadensis |
| Red-breasted Sapsucker | Sphyrapicus ruber |
| Red-breasted Toucan | Ramphastos dicolorus dicolorus |
| Red-breasted Toucan | Ramphastos dicolorus |
| Red-browed Amazon | Amazona rhodocorytha |
| Red-capped Cardinal | Paroaria gularis |
| Red-capped Parakeet | Purpureicephalus spurius |
| Red-capped Parrot | Pionopsitta pileata |
| Red-cheeked Parrot | Geoffroyus geoffroyi |
| red-cockaded Woodpecker | Picoides borealis |
| Red-cockaded Woodpecker | Picoides borealis |
| Red-cockaded Woodpecker | Picoides borealis |
| Red-collared Lorikeet | Trichoglossus haematodus rubritorquis |
| Red-crested Cardinal | Paroaria coronata |
| Red-crested Cardinal Finch | Coryphospingus culcullatus culcullatus |
| Red-crested Touraco | Tauraco erythrolophus erythrolophus |
| Red-crowned Amazon | Amazona dufresniana rhodocorytha |
| Red-crowned Crane | Grus japonensis |
| Red-crowned Parrot | Amazona viridigenalis |
| Red-crowned Racquet-tail | Prioniturus platenae montanus |
| Reddish Egret | Egretta rufescens |
| Red-eared Conure | Pyrrhura hoematotis |
| Red-eyed Vireo | Vireo olivaceus |
| Red-faced Cormorant | Phalacrocorax urile |
| Red-faced Fig Parrot | Cyclopsitta diophthalma |
| Red-faced Liocichla | Liocichla phoenicea |
| Red-faced Mousebird | Urocolius macrourus indicus |
| Red-faced Warbler | Cardellina rubrifrons |
| Red-fan Parrot | Deroptyus accipitrinus accipitrinus |
| Red-flanked Bluetail | Tarsiger cyanurus |
| Red-footed Booby | Sula sula |
| Red-fronted Amazon | Amazona vittata |
| Red-fronted Conure | Aratinga wagleri wagleri |
| Red-fronted Kakariki | Cyanoramphus novaezelandiae |
| Red-fronted Lorikeet | Charmosyna rubronotata |
| Red-fronted Lory | Charmosyna rubronotata |
| Red-fronted Macaw | Ara rubrogenys |
| Red-fronted Parakeet | Cyanoramphus novaezelandia |
| Redhead | Aythya americana |
| Red-headed Finch | Amadina erythrocephala |
| Red-headed Parrot | Poicephalus gulielmi |
| Red-headed Parrot Finch | Erythrura psittacea |
| Red-headed Woodpecker | Melanerpes erythrocephalus |
| Red-knobbed Hornbill | Rhyticeros cassidix |
| Red-legged Kittiwake | Rissa brevirostris |
| Red-legged Seriema | Cariama cristata |
| Red-lored Amazon | Amazona autumnalis |
| Red-masked Conure | Aratinga erythrogenys |
| Red-naped Falcon | Falco pelegrinoides babylonicus |
| Red-naped Sapsucker | Sphyrapicus nuchalis |
| Red-necked Amazon | Amazona arausiaca |
| Red-necked Grebe | Podiceps grisegena |
| Red-necked Phalarope | Phalaropus lobatus |
| Red-necked Stint | Calidris ruficollis |
| Red-rumped Parrot | Psephotus haematonotus |
| Red-shouldered Hawk | Buteo lineatus |
| Red-shouldered Macaw | Ara nobilis nobilis |
| Red-sided Eclectus Parrot | Eclectus roratus polychloros |
| Red-spectacled Amazon | Amazona pretrei |
| Red-spotted Racquet-tail | Prioniturus discurus flavicans |
| Red-tailed Amazon | Amazona brasiliensis |
| Red-tailed Black Cockatoo | Calyptorhynchus magnificus |
| Red-tailed Black Cockatoo | Calyptorhynchus banksii banksii |
| Red-tailed Buzzard | Buteo auguralis |
| Red-tailed Hawk | Buteo jamaicensis |
| Red-tailed Hawk | Buteo jamaicensis |
| Red-tailed Laughing Thrush | Garrulax milnei |
| Red-tailed Minla | Minla ignotincta |
| Red-tailed Tropicbird | Phaethon rubricauda |
| Red-throated Amazon | Amazona collaria |
| Red-throated Conure | Aratinga holochlora rubritorquis |
| Red-throated Loon | Gavia stellata |
| Red-throated Pipit | Anthus cervinus |
| Red-topped Amazon | Amazona rhodocorytha |
| Red-vented Cockatoo | Cacatua haematuropygia |
| Red-whiskered Bulbul | Pycnonotus jocosus |
| Redwing | Turdus ilacus |
| Redwing | Turdus iliacus |
| Red-winged Blackbird | Agelaius phoeniceus |
| Red-winged Laughing Thrush | Garrulax formosus |
| Red-winged Parakeet | Aprosmictus erythropterus |
| Red-winged Parrot | Aprosmictus erythropterus erythropterus |
| Red-winged Parrotlet | Touit dilectissima |
| Red-winged Thrush | Turdus iliacus |
| Red-winged Tinamou | Rhynchotus rufescens |
| Reed Bunting | Emberiza schoeniclus |
| Regent Parrot | Polytelis anthopeplus anthopeplus |
| Reichenow’s Cape Parrot | Poicephalus robustus suahelicus |
| Reichenow’s Weaver | Ploceus baglafecht |
| Rhinoceros Auklet | Cerorhinca monocerata |
| Rhinocerous Auklet | Cerorhinca monocerata |
| Rhinocerous Hornbill | Buceros rhinoceros |
| Ring-billed Gull | Larus delawarensis |
| Ringed Kingfisher | Ceryle torquata |
| Ring-necked Dove | Streptopelia risoria |
| Ring-necked Duck | Aythya collaris |
| Ring-necked Fruit Dove | Ptilinopus cinctus porphyreus |
| Ring-necked Parakeet | Psittacula krameri manillensis |
| Ring-necked Pheasant | Phasianus colchicus |
| Road Runner | Geococcyx californianus |
| Roadside Hawk | Buteo magnirostris |
| Rock Conure | Pyrrhura rupicola |
| Rock Dove | Columba livia |
| Rock Parrot | Neophema petrophila |
| Rock Pebbler | Polytelis anthopeplus |
| Rock Pigeon | Columba livia |
| Rock Ptarmigan | Lagopus mutus |
| Rock Sandpiper | Calidris ptilocnemis |
| Rock Wren | Salpinctes obsoletus |
| Rock-hopper Penguin | Eudyptes crestatus |
| Roseate Cockatoo | Cacatua roseicapillus |
| Roseate Spoonbill | Ajaia ajaja |
| Roseate Spoonbill | Ajaia ajaja |
| roseate Tern | Sterna dougallii dougallii |
| Roseate Tern | Sterna dougallii |
| Rose-breasted Cockatoo | Cacatua roseicapillus |
| Rose-breasted Grosbeak | Pheucticus ludovicianus |
| Rose-crowned Conure | Pyrrhura rhodocephala |
| Rose-fronted Conure | Pyrrhura picta roseifrons |
| Rose-headed Conure | Pyrrhura picta roseifrons |
| Rosella | Platycercus |
| Rosenberg’s Lorikeet | Trichoglossus haematodus rosenbergii |
| Rose-throated Becard | Pachyramphus aglaiae |
| Rosey Bourke’s Parakeet | Neopsephotus bourkii |
| Ross’s Goose | Chen rossii |
| Ross’s Gull | Rhodostethia rosea |
| Rosy Starling | Sturnus roseus |
| Rota bridled White-eye | Zosterops rotensis |
| Rothschild’s Amazon | Amazona barbadensis rothschildi |
| Rothschild’s Mynah | Leucopsar rothschildi |
| Rothschild’s Parakeet | Psittacula Intermedia |
| Rothschild’s Peacock Pheasant | Polyplectron inopinatum |
| Rough-legged Hawk | Buteo lagopus |
| Rough-legged Hawk | Buteo lagopus |
| Royal Spoonbill | Platalea leucorodia regia |
| Royal Starling | Cosmopsarus regius |
| Royal Tern | Sterna maxima |
| Ruby Macaw | Ara chloroptera/macao |
| Ruby-crowned Kinglet | Regulus calendula |
| Ruby-throated Hummingbird | Archilochus colubris |
| Ruddy Cuckoo-Dove | Macropygia emiliana |
| Ruddy Duck | Oxyura jamaicensis |
| Ruddy Ground-Dove | Columbina talpacoti |
| Ruddy Quail-Dove | Geotrygon montana |
| Ruddy Quail-Dove | Geotrygon montana |
| Ruddy Shelduck | Tadorna ferruginea |
| Ruddy Turnstone | Arenaria interpres |
| Rueppell’s Parrot | Poicephalus meyeri rueppellii |
| Rueppell’s white-crowned Shrike | Eurocephalus rueppelli |
| Ruff | Philomachus pugnax |
| Ruffed Grouse | Bonasa umbellus |
| Rufous Hummingbird | Selasphorus rufus |
| Rufous Legged Owl | Strix rupifes |
| Rufous Tree-Pie | Dendrocitta vagabunda |
| Rufous-backed Robin | Turdus rufopalliatus |
| Rufous-capped Warbler | Basileuterus rufifrons |
| Rufous-crowned Roller | Coracias noevia |
| Rufous-crowned Sparrow | Aimophila ruficeps |
| Rufous-tailed Hummingbird | Amazilia tzacatl |
| Rufous-vented Chacalaca | Ortalis ruficauda |
| Rufous-winged Sparrow | Aimophila carpalis |
| Ruppell’s Parrot | Poicephalus rueppellii |
| Ruppell’s Vulture | Gyps ruppellii |
| Rustic Bunting | Emberiza rustica |
| Rusty Barred Owl | Strix hylophila |
| Rusty Blackbird | Euphagus carolinus |
| Sabine’s Gull | Xema sabini |
| Sacred Ibis | Threskiornis aethiopicus |
| Saddle-billed Stork | Ephippiorhynchus senegalensis |
| Saffron Finch | Sicalis flaveola |
| Saffron-crowned Tanager | Tangara xanthocephala |
| Saffron-headed Parrot | Pionopsitta pyrilia |
| Sage Grouse | Centrocercus urophasianus |
| Sage Sparrow | Amphispiza belli |
| Sage Thrasher | Oreoscoptes montanus |
| Saker Falcon | Falco cherrug |
| Salawati King Parrot | Alisterus amboinensis dorsalis |
| Salmon-crested Cockatoo | Cacatua moluccensis |
| Saltmarsh Sharp-tailed Sparrow | Ammodramus caudacutus |
| Salvadori’s Fig Parrot | Psittaculirostris salvadorii |
| Salvin’s Amazon | Amazona autumnalis salvini |
| Salvin’s Pigeon | Columba oenops |
| San Clemente loggerhead Shrike | Lanius ludovicianus mearnsi |
| San Clemente sage Sparrow | Amphispiza belli clementeae |
| Sanderling | Calidris alba |
| Sandhill Crane | Grus canadensis |
| Sandhill Crane | Grus canadensis |
| Sandia Conure | Pyrrhura rupicola sandiae |
| Sandwich Tern | Sterna sandvicensis |
| Sangihe Hanging Parrot | Loriculus stigmatus catamene |
| Santa Cruz Conure | Pyrrhura molinae restricta |
| Santa Marta Conure | Pyrrhura viridicata |
| Sarus Crane | Grus antigone |
| Savannah Hawk | Buteogallus meridionalis |
| Savannah Sparrow | Passerculus sandwichensis |
| Savigny Eagle Owl | Bubo ascalaphus |
| Say’s Phoebe | Sayornis saya |
| Scaled Quail | Callipepla squamata |
| Scaley-naped Pigeon | Columba speciosa squamosa |
| Scaly-breasted Lorikeet | Trichoglossus chlorolepidotus |
| Scaly-headed Pionus | Pionus maximiliani maximiliani |
| Scaly-naped Pigeon | Columba squamosa |
| Scarlet Ibis | Endocimus albus ruber |
| Scarlet Ibis | Eudocimus ruber |
| Scarlet Macaw | Ara macao |
| Scarlet Tanager | Piranga olivacea |
| Scarlet Tanager | Piranga olivacea |
| Scarlet-breasted Parrot | Neophema splendida |
| Scarlet-chested Parakeet | Neophema splendida |
| Scarlet-chested Parrot | Neophema splendida |
| Scarlet-fronted Conure | Aratinga wagleri frontata |
| Scarlet-headed Blackbird | Amblyramphus holosericeus |
| Scarlet-rumped Tanager | Ramphocelus passerinii passerinii |
| Schalow’s Touraco | Tauraco schalowi |
| Scheepmaker’s Crowned Pigeon | Goura scheepmakeri |
| Scissor-tailed Flycatcher | Tyrannus forficatus |
| Scott’s Oriole | Icterus parisorum |
| Seaside Sparrow | Ammodramus maritimus |
| Secretary Bird | Sagittarius serpentarius |
| Sedge Wren | Cistothorus platensis |
| Semipalmated Plover | Charadrius semipalmatus |
| Semipalmated Sandpiper | Calidris pusilla |
| Senegal Parrot | Poicephalus senegalus |
| Severe Macaw | Ara severa severa |
| Seychelles Parakeet | Psittacula wardi |
| Shama Thrush | Copsychus malabarious |
| Shamrock Macaw | Ara militaris militaris/macao |
| Sharpshin Hawk | Accipiter striatus |
| Sharp-shinned Hawk | Accipiter striatus |
| Sharp-tailed Conure | Aratinga acuticaudata acuticaudata |
| Sharp-tailed Grouse | Tympanuchus phasianellus |
| Sharp-tailed Sandpiper | Calidris acuminata |
| Shell Parakeet | Melopsittacus undulatus |
| Shikra | Accipiter badius badius |
| Shiny Cowbird | Molothrus bonariensis |
| Short-billed Cockatoo | Cacatua sanguinea sanguinea |
| Short-billed Dowitcher | Limnodromus griseus |
| Short-eared Owl | Asio flammeus |
| Short-eared Owl | Asio flammeus |
| short-tailed Albatross | Phoebastria |
| Short-tailed Albatross | Phoebastria albatrus |
| Short-tailed Hawk | Buteo brachyurus |
| Short-tailed Parrot | Graydidascalus brachyurus |
| Short-tailed Shearwater | Puffinus tenuirostris |
| Shy Albatross | Thalassarche cauta |
| Siberian Accentor | Prunella montanella |
| Siberian Blue Robin | Luscinia cyane |
| Siberian Crane | Grus leucogeranus |
| Siberian Eagle Owl | Bubo bubo sibericus |
| Siberian Flycatcher | Muscicapa sibirica |
| Siberian Gold Finch | Carduelis carduelis frigoris |
| Siberian Goose | Branta ruficollis |
| Siberian Jay | Perisoreus infaustus |
| Siberian Rubythroat | Luscinia calliope |
| Sierra Parakeet | Psilopsiagon aymara |
| Silver Bird | Empidornis semipartitus |
| Silver Gull | Larus novaehollandiae |
| Silver Pheasant | Lophura nycthemera nycthemera |
| Silver-beaked Tanager | Ramphocelus carbo carbo |
| Silvery-cheeked Hornbill | Bycanistes brevis |
| Simple Parrot | Geoffroyus simplex |
| Singing Parrot | Geoffroyus heteroclitus |
| Sky Lark | Alauda arvensis |
| Slate-throated Redstart | Myioborus miniatus |
| Slaty-backed Gull | Larus schistisagus |
| Slaty-breasted Tinamou | Crypturellus boucardi boucardi |
| Slaty-headed Parakeet | Psittacula himalayana |
| Slender-billed Cockatoo | Cacatua tenuirostris |
| Slender-billed Conure | Enicognathus leptorhynchus |
| Slender-billed Curlew | Numenius tenuirostris |
| small Kauai Thrush | Myadestes palmeri |
| Small-billed Tinamou | Crypturellus parvirostris |
| Smew | Mergellus albellus |
| Smith’s Longspur | Calcarius pictus |
| Smooth-billed Ani | Crotophaga ani |
| Snail Kite | Rostrhamus sociabilis |
| Snail Kite | Rostrhamus sociabilis |
| Snow Bunting | Plectrophenax nivalis |
| Snow Goose | Chen caerulescens |
| Snowy Egret | Egretta thula |
| Snowy Owl | Nyctea scandiaca |
| Snowy Owl | Nyctea scandiaca |
| Snowy Plover | Charadrius alexandrinus |
| Snowy-crowned Robin Chat | Cossypha niveicapilla |
| Snowy-headed Robin Chat | Cossypha niveicapilla |
| Society Finch | Lonchura domestica |
| Sokoke Scops Owl | Otus ireneae |
| Solitary Sandpiper | Tringa solitaria |
| Solomon Eclectus Parrot | Eclectus roratus solomonensis |
| Solomon Island Eclectus Parrot | Eclectus |
| Song Parrot | Geoffroyus heteroclitus |
| Song Sparrow | Melospiza melodia |
| Song Thrush | Turdus viscivorus |
| Sonora Lilac-crowned Amazon | Amazona finschi woodi |
| Sooty Shearwater | Puffinus griseus |
| Sooty Tern | Sterna fuscata |
| Sora | Porzana carolina |
| Souanc?’s Conure | Pyrrhura melanura souancei |
| South Polar Skua | Catharacta maccormicki |
| Southern Ground Hornbill | Bucorvus cafer |
| Southern Martin | Progne elegans |
| southwestern willow Flycatcher | Empidonax traillii extimus |
| Spangled Cotinga | Cotinga cayana |
| Sparkling Violet-Ear | Colibri coruscans |
| Sparrow Hawk | Accipiter nisus |
| Speckled Mousebird | Colius striatus |
| Speckled Wood-Pigeon | Columba hodgsonii |
| Speckle-faced Pionus | Pionus tumultuosus |
| Spectacled Amazon | Amazona albifrons albifrons |
| spectacled Eider | Somateria fischeri |
| Spectacled Eider | Somateria fischeri |
| Spectacled Owl | Pulsatrix perspicillata |
| Spectacled Parrotlet | Forpus conspicillatus |
| Spix Guan | Penelope obscura jacquacu |
| Spix Macaw | Cyanopsitta spixii |
| Splendid Grass Parakeet | Neophema splendida |
| Spoonbill Sandpiper | Eurynorhynchus pygmeus |
| Spot-billed Duck | Anas poecilorhyncha |
| Spot-billed Pelican | Pelecanus philippensis |
| Spot-breasted Oriole | Icterus pectoralis |
| Spotted Catbird | Ailuroedus melanotis |
| Spotted Dikkop | Burhinus capensis |
| Spotted Dove | Streptopelia chinensis |
| Spotted Eagle Owl | Bubo africanus |
| Spotted Little Owl | Athene brama |
| Spotted Owl | Strix occidentalis |
| Spotted Owl | Strix occidentalis |
| Spotted Rail | Pardirallus maculatus |
| Spotted Redshank | Tringa erythropus |
| Spotted Sandpiper | Actitis macularia |
| Spotted Tanager | Tangara punctata |
| Spotted Towhee | Pipilo maculatus |
| Sprague’s Pipit | Anthus spragueii |
| Spreo Starling | Spreo superbus |
| Spruce Grouse | Falcipennis canadensis |
| Spur-winged Plover | Vanellus spinosus |
| Squatter Pigeon | Geophaps scripta |
| St. Lucia Amazon | Amazona versicolor |
| St. Lucia Parrot | Amazona versicolor |
| St. Thomas Conure | Aratinga pertinax pertinax |
| St. Vincent’s Amazon | Amazona guildingii |
| Stanley Crane | Anthropoides paradisem |
| Stanley Rosella | Platycercus icterotis icterotis |
| Stejneger’s Petrel | Pterodroma longirostris |
| Stella’s Lorikeet | Charmosyna papou stellae |
| Steller’s Eider | Polysticta stelleri |
| Steller’s Eider | Polysticta stelleri |
| Steller’s Jay | Cyanocitta stelleri |
| Steller’s Sea Eagle | Haliaeetus pelagicus |
| Steller’s Sea-Eagle | Haliaeetus pelagicus |
| Steppe Eagle | Aquila nepalensis |
| Stilt Sandpiper | Calidris himantopus |
| Stone Curlew | Burhinus oedicnemus |
| Stonechat | Saxicola torquata |
| Storm’s Stork | Ciconia episcopus stormi |
| Streak-backed Oriole | Icterus pustulatus |
| Streak-backed Oriole | Icterus pustulatus |
| Streaked Shearwater | Calonectris leucomelas |
| Stresemann’s Lory | Lorius lory amabilis |
| Striated Caracara | Phalcoboenus australis |
| Striated Lorikeet | Charmosyna multistriata |
| Striated Scops Owl | Otus brucei |
| Strickland’s Woodpecker | Picoides stricklandi |
| Striped Owl | Asio clamator |
| Stripe-headed Tanager | Spindalis zena |
| Stripe-throated Yuhina | Yuhina gularis |
| Sulawesi Hanging Parrot | Loriculus stigmatus stigmatus |
| Sulawesi Long-tailed Starling | Streptocitta albicollis |
| Sulawesi Quail (Ground) Dove | Gallicolumba tristigmata |
| Sulawesi Red-knobbed Hornbill | Aceros leucocephalus cassidix |
| Sulawesi Tarictic Hornbill | Penelopides exarhatus |
| Sulphur-bellied Flycatcher | Myiodynastes luteiventris |
| Sulphur-breasted Toucan | Ramphastos dicolorus sulfuratus |
| Sulphur-crested Cockatoo | Cacatua galerita galerita |
| Sulphur-winged Conure | Pyrrhura hoffmanni |
| Sulu Racquet-tail | Prioniturus discurus verticalis |
| Summer Tanager | Piranga rubra |
| Sun Bittern | Eurypyga helias helias |
| Sun Conure | Aratinga solstitialis solstitialis |
| Sunda Scops Owl | Otus lempiji |
| Sunday Conure | Aratinga solstitialis solstitialis/jandaya |
| Superb Parrot | Polytelis swainsonii |
| Superb Starling | Lamprotornis superbus |
| Surf Scoter | Melanitta perspicillata |
| Surfbird | Aphriza virgata |
| Swainson’s Blue Mtn Lory | Trichoglossus haematodus moluccanus |
| Swainson’s Hawk | Buteo swainsoni |
| Swainson’s Hawk | Buteo swainsoni |
| Swainson’s Lorikeet | Trichoglossus haematodus moluccanus |
| Swainson’s Thrush | Catharus ustulatus |
| Swainson’s Toucan | Ramphastos ambiguus swainsonii |
| Swainson’s Warbler | Limnothlypis swainsonii |
| Swallow-tailed Kite | Elanoides forficatus |
| Swallow-tailed Kite | Elanoides forficatus |
| Swamp Parrot | Pezoporus wallicus |
| Swamp Sparrow | Melospiza georgiana |
| Swan | Cygnus |
| Swift Parrot | Lathamus discolor |
| Swinderen’s Lovebird | Agapornis swindernianus swindernianus |
| Syrian Little Owl | Athene noctua lilith |
