Class
Aves
5,663 species in this class. Browse scientific names and open each profile for distribution, taxonomy and available wildlife data.
Species · page 59 of 95
Tooth-billed Wren
Odontorchilus cinereus
Troglodytidae
Namaqua Dove
Oena capensis
Columbidae
Desert Wheatear
Oenanthe deserti
Muscicapidae
Black-eared Wheatear
Oenanthe hispanica
Muscicapidae
Isabelline Wheatear
Oenanthe isabellina
Muscicapidae
White-crowned Wheatear
Oenanthe leucopyga
Muscicapidae
Black Wheatear
Oenanthe leucura
Muscicapidae
Black-eared Wheatear (Eastern)
Oenanthe melanoleuca
Muscicapidae
Northern Wheatear
Oenanthe oenanthe
MuscicapidaePied Wheatear
Oenanthe pleschanka
Muscicapidae
Yellow-eared Parrot
Ognorhynchus icterotis
Psittacidae
Northern Bentbill
Oncostoma cinereigulare
Tyrannidae
Southern Bentbill
Oncostoma olivaceum
Tyrannidae
Lunulated Antbird
Oneillornis lunulatus
Thamnophilidae
White-throated Antbird
Oneillornis salvini
Thamnophilidae
Tristram's Starling
Onychognathus tristramii
Sturnidae
Aleutian Tern
Onychoprion aleuticus
Laridae
Bridled Tern
Onychoprion anaethetus
Laridae
Sooty Tern
Onychoprion fuscatus
LaridaeCaribbean Sooty Tern
Onychoprion fuscatus fuscatus
Laridae
Grey-backed Tern
Onychoprion lunatus
Laridae
Amazonian Royal Flycatcher
Onychorhynchus coronatus
TyrannidaeRoyal Flycatcher (Swainson's)
Onychorhynchus swainsoni
Tyrannidae
Hoatzin
Opisthocomus hoazin
Opisthocomidae
Mountain Avocetbill
Opisthoprora euryptera
Trochilidae
Connecticut Warbler
Oporornis agilis
Parulidae
Brown Tanager
Orchesticus abeillei
Thraupidae
Akikiki
Oreomystis bairdi
Fringillidae
Eastern Mountaineer
Oreonympha nobilis
Trochilidae
Horned Guan
Oreophasis derbianus
Cracidae
Tawny-throated Dotterel
Oreopholus ruficollis
Charadriidae
Itatiaia spinetail
Oreophylax moreirae
Furnariidae
Bolivian Blackbird
Oreopsar bolivianus
Icteridae
Mountain Quail
Oreortyx pictus
Odontophoridae
Sage Thrasher
Oreoscoptes montanus
Mimidae
Crescent-chested Warbler
Oreothlypis superciliosa
Parulidae
Tanager Finch
Oreothraupis arremonops
Passerellidae
Wedge-tailed Hillstar
Oreotrochilus adela
Trochilidae
Ecuadorian Hillstar
Oreotrochilus chimborazo
Trochilidae
Andean Hillstar
Oreotrochilus estella
Trochilidae
White-sided Hillstar
Oreotrochilus leucopleurus
Trochilidae
Black-breasted Hillstar
Oreotrochilus melanogaster
TrochilidaeGreen-headed Hillstar
Oreotrochilus stolzmanni
Trochilidae
Orinoco Goose
Oressochen jubatus
Anatidae
African Golden Oriole
Oriolus auratus
Oriolidae
Indian Golden Oriole
Oriolus kundoo
Oriolidae
Eurasian Golden Oriole
Oriolus oriolus
Oriolidae
Striped Sparrow
Oriturus superciliosus
Passerellidae
Brown-capped Tyrannulet
Ornithion brunneicapillus
Tyrannidae
White-lored Tyrannulet
Ornithion inerme
Tyrannidae
Yellow-bellied Tyrannulet
Ornithion semiflavum
Tyrannidae
Orochelidon andecola
Orochelidon andecola
Hirundinidae
Pale-footed Swallow
Orochelidon flavipes
Hirundinidae
Brown-bellied Swallow
Orochelidon murina
Hirundinidae
East Brazilian Chachalaca
Ortalis araucuan
Cracidae
Chaco Chachalaca
Ortalis canicollis
Cracidae
Grey-headed Chachalaca
Ortalis cinereiceps
Cracidae
Colombian Chachalaca
Ortalis columbiana
Cracidae
Rufous-headed Chachalaca
Ortalis erythroptera
Cracidae
Chestnut-winged Chachalaca
Ortalis garrula
Cracidae