Birds That Start With O

Here’s a list of birds whose names start with O:

• Oʻahu ʻalauahio
• Oʻahu ʻamakihi
• Oʻahu ʻelepaio
• Oak Titmouse
• Oasis Hummingbird
• Oaxaca Hummingbird
• Oaxaca Sparrow
• Obbia Lark
• Oberholser’s Fruit Dove
• Oberländer’s Ground Thrush
• Obi Paradise-crow
• Obscure Berrypecker
• Obscure Honeyeater
• Oceanic Flycatcher
• Ocellated Antbird
• Ocellated Crake
• Ocellated Piculet
• Ocellated Poorwill
• Ocellated Quail
• Ocellated Tapaculo
• Ocellated Thrasher
• Ocellated Turkey
• Ocellated Woodcreeper
• Ochraceous Attila
• Ochraceous Bulbul
• Ochraceous Pewee
• Ochraceous Piculet
• Ochraceous Wren
• Ochraceous-breasted Flycatcher
• Ochre Oriole
• Ochre-backed Woodpecker
• Ochre-bellied Boobook
• Ochre-bellied Dove
• Ochre-bellied Flycatcher
• Ochre-breasted Antpitta
• Ochre-breasted Brushfinch
• Ochre-breasted Catbird
• Ochre-breasted Foliage-gleaner
• Ochre-breasted Pipit
• Ochre-breasted Tanager
• Ochre-browed Thistletail
• Ochre-cheeked Spinetail
• Ochre-collared Monarch
• Ochre-collared Piculet
• Ochre-faced Tody-flycatcher
• Ochre-flanked Tapaculo
• Ochre-fronted Antpitta
• Ochre-lored Flatbill
• Ochre-marked Parakeet
• Ochre-naped Ground Tyrant
• Ochre-rumped Antbird
• Ochre-striped Antpitta
• Oilbird
• Okarito Kiwi
• Okinawa Rail
• Okinawa Woodpecker
• Oleaginous Hemispingus
• Olivaceous Elaenia
• Olivaceous Flatbill
• Olivaceous Flycatcher
• Olivaceous Greenlet
• Olivaceous Piculet
• Olivaceous Piha
• Olivaceous Siskin
• Olivaceous Thornbill
• Olivaceous Woodcreeper
• Olive Bee-eater
• Olive Bulbul
• Olive Bushshrike
• Olive Finch
• Olive Flyrobin
• Olive Honeyeater
• Olive Ibis
• Olive Long-tailed Cuckoo
• Olive Manakin
• Olive Oropendola
• Olive Sparrow
• Olive Spinetail
• Olive Straightbill
• Olive Sunbird
• Olive Tanager
• Olive Thrush
• Olive Tufted Flycatcher
• Olive Warbler
• Olive Whistler
• Olive Woodpecker
• Olive-backed Euphonia
• Olive-backed Flowerpecker
• Olive-backed Foliage-gleaner
• Olive-backed Oriole
• Olive-backed Pipit
• Olive-backed Quail-dove
• Olive-backed Sunbird
• Olive-backed Tailorbird
• Olive-backed Tanager
• Olive-backed Woodcreeper
• Olive-backed Woodpecker
• Olive-bellied Sunbird
• Olive-breasted Greenbul
• Olive-brown Oriole
• Olive-capped Flowerpecker
• Olive-capped Warbler
• Olive-chested Flycatcher
• Olive-colored White-eye
• Olive-crowned Crescentchest
• Olive-crowned Flowerpecker
• Olive-crowned Yellowthroat
• Olive-faced Flatbill
• Olive-flanked Ground Robin
• Olive-green Camaroptera
• Olive-green Tanager
• Olive-green Tyrannulet
• Olive-headed Greenbul
• Olive-headed Lorikeet
• Olive-headed Weaver
• Olive-sided Flycatcher
• Olive-spotted Hummingbird
• Olive-striped Flycatcher
• Olive-throated Parakeet
• Olive-tree Warbler
• Olive-winged Bulbul
• Olomaʻo
• Olrog’s Cinclodes
• Olrog’s Gull
• Olson’s Petrel
• Omani Owl
• ʻŌmaʻo
• One-colored Becard
• Opal-crowned Manakin
• Opal-crowned Tanager
• Opal-rumped Tanager
• Opalton Grasswren
• Orange Bullfinch
• Orange Chat
• Orange Fruit Dove
• Orange Ground Thrush
• Orange Minivet
• Orange Oriole
• Orange River Francolin
• Orange River White-eye
• Orange Weaver
• Orange-backed Troupial
• Orange-backed Woodpecker
• Orange-banded Flycatcher
• Orange-bellied Antwren
• Orange-bellied Euphonia
• Orange-bellied Flowerpecker
• Orange-bellied Fruit Dove
• Orange-bellied Leafbird
• Orange-bellied Manakin
• Orange-bellied Parrot
• Orange-billed Babbler
• Orange-billed Lorikeet
• Orange-billed Nightingale-thrush
• Orange-billed Sparrow
• Orange-breasted Bunting
• Orange-breasted Bushshrike
• Orange-breasted Falcon
• Orange-breasted Fig Parrot
• Orange-breasted Fruiteater
• Orange-breasted Green Pigeon
• Orange-breasted Laughingthrush
• Orange-breasted Sunbird
• Orange-breasted Thornbird
• Orange-breasted Trogon
• Orange-breasted Waxbill
• Orange-browed Hemispingus
• Orange-cheeked Honeyeater
• Orange-cheeked Parrot
• Orange-cheeked Waxbill
• Orange-chinned Parakeet
• Orange-collared Manakin
• Orange-crested Flycatcher
• Orange-crested Manakin
• Orange-crowned Euphonia
• Orange-crowned Fairywren
• Orange-crowned Oriole
• Orange-crowned Warbler
• Orange-eared Tanager
• Orange-eyed Flatbill
• Orange-eyed Thornbird
• Orange-footed Scrubfowl
• Orange-fronted Barbet
• Orange-fronted Fruit Dove
• Orange-fronted Hanging Parrot
• Orange-fronted Parakeet
• Orange-fronted Plushcrown
• Orange-fronted Yellow Finch
• Orange-headed Tanager
• Orange-headed Thrush
• Orange-necked Partridge
• Orangequit
• Orange-sided Thrush
• Orange-spotted Bulbul
• Orange-throated Sunangel
• Orange-throated Tanager
• Orange-tufted Spiderhunter
• Orange-tufted Sunbird
• Orange-winged Amazon
• Orange-winged Pytilia
• Orchard Oriole
• Oriental Bay Owl
• Oriental Cuckoo
• Oriental Darter
• Oriental Dollarbird
• Oriental Dwarf Kingfisher
• Oriental Hobby
• Oriental Magpie
• Oriental Magpie-robin
• Oriental Pied Hornbill
• Oriental Plover
• Oriental Pratincole
• Oriental Reed Warbler
• Oriental Scops Owl
• Oriental Skylark
• Oriental Stork
• Oriental Turtle Dove
• Oriente Warbler
• Orinoco Goose
• Orinoco Piculet
• Orinoco Saltator
• Orinoco Softtail
• Oriole Blackbird
• Oriole Finch
• Oriole Warbler
• Oriole Whistler
• Ornate Flycatcher
• Ornate Fruit Dove
• Ornate Hawk-eagle
• Ornate Lorikeet
• Ornate Melidectes
• Ornate Stipplethroat
• Ornate Tinamou
• Ortolan Bunting
• Otago Shag
• Oustalet’s Sunbird
• Oustalet’s Tyrannulet
• Outcrop Sabrewing
• Ouvea Parakeet
• Ovambo Sparrowhawk
• Ovenbird
• Owston’s Tit