All letters

English names: O

Sorted by the recovered historical English common name. The scientific name appears beneath it.

• Ocellated Crake micropygia schomburgkii Release-level evidence
• Ocellated Poorwill nyctiphrynus ocellatus Release-level evidence
• Ochre-bellied Flycatcher mionectes oleagineus
• Ochre-breasted Foliage-gleaner philydor lichtensteini
• Ochre-breasted Pipit anthus nattereri
• Ochre-cheeked Spinetail poecilurus scutata
• Ochre-collared Piculet picumnus temminckii
• Ochre-faced Tody-Flycatcher todirostrum plumbeiceps
• Ochre-marked Parakeet pyrrhura cruentata
• Ochre-rumped Antbird drymophila ochropyga
• Olivaceous Elaenia elaenia mesoleuca
• Olivaceous Flatbill rhynchocyclus olivaceus Release-level evidence
• Olivaceous Woodcreeper sittasomus griseicapillus
• Olive Spinetail cranioleuca obsoleta
• Olive-green Tanager orthogonys chloricterus
• Olive-sided Flycatcher contopus cooperi
• Opal-rumped Tanager tangara velia
• Orange-bellied Euphonia euphonia xanthogaster
• Orange-breasted Falcon falco deiroleucus Release-level evidence
• Orange-headed Tanager thlypopsis sordida
• Orange-winged Parrot amazona amazonica
• Ornate Hawk-Eagle spizaetus ornatus Release-level evidence
• Osprey pandion haliaetus Release-level evidence
• Oustalet's Tyrannulet phylloscartes oustaleti