- 15:48, 31 May 2009 diff hist -8 Ornate Fruit Dove
- 15:47, 31 May 2009 diff hist -9 Oriole Blackbird
- 15:47, 31 May 2009 diff hist -8 Orinoco Softtail current
- 15:47, 31 May 2009 diff hist -8 Orinoco Piculet
- 15:46, 31 May 2009 diff hist -7 Oriental Stork
- 15:45, 31 May 2009 diff hist -7 Oriental Scops Owl
- 15:45, 31 May 2009 diff hist -8 Oriental Pratincole
- 15:45, 31 May 2009 diff hist -8 Oriental Plover
- 15:44, 31 May 2009 diff hist -9 Oriental Pied Hornbill
- 15:44, 31 May 2009 diff hist -8 Oriental Hobby
- 15:43, 31 May 2009 diff hist -9 Oriental Cuckoo
- 15:43, 31 May 2009 diff hist -11 Oriental Bay Owl
- 04:14, 31 May 2009 diff hist -43 Lazuli Bunting reorg info to reduce sprawl
- 01:25, 31 May 2009 diff hist -16 File:D09 1051.jpg correct caption - wrong original ID current
- 01:24, 31 May 2009 diff hist +152 Bright-rumped Attila add photo showing front of bird
- 01:23, 31 May 2009 diff hist -26 Russet Antshrike reinstate an earlier photo - the replacement was a mistake
- 17:15, 30 May 2009 diff hist +31 Josephine's Lorikeet →Subspecies<sup>[[#References|[1]]]</sup> current
- 17:12, 30 May 2009 diff hist -418 Meek's Lorikeet modify taxonomy - previous info belongs more properly on a family page, not to this species page.
- 16:20, 30 May 2009 diff hist +817 Pigeon Guillemot reoganize info, add subspecies to get it out of the dreaded incomplete category. The bird deserves better.
- 16:00, 30 May 2009 diff hist -8 Olive-backed Quail-Dove
- 16:00, 30 May 2009 diff hist -8 Olive-backed Foliage-gleaner
- 15:59, 30 May 2009 diff hist -8 Olive Spinetail
- 15:59, 30 May 2009 diff hist -8 Olive Long-tailed Cuckoo
- 15:59, 30 May 2009 diff hist -8 Olive Ibis
- 15:59, 30 May 2009 diff hist -8 Olive Bulbul
- 15:58, 30 May 2009 diff hist -8 Olivaceous Thrush
- 15:58, 30 May 2009 diff hist -9 Olivaceous Thornbill current
- 15:58, 30 May 2009 diff hist -8 Olivaceous Siskin
- 15:57, 30 May 2009 diff hist -8 Okinawa Woodpecker
- 15:57, 30 May 2009 diff hist -8 Ochre-collared Piculet
- 15:56, 30 May 2009 diff hist -8 Ochre-cheeked Spinetail
- 15:56, 30 May 2009 diff hist -8 Ochre-browed Thistletail
- 15:55, 30 May 2009 diff hist -8 Ochre-breasted Foliage-gleaner
- 15:55, 30 May 2009 diff hist -8 Ochre-bellied Dove current
- 15:54, 30 May 2009 diff hist -8 Ochraceous Piculet
- 15:54, 30 May 2009 diff hist -8 Ochraceous Bulbul
- 15:54, 30 May 2009 diff hist -8 Ocellated Thrasher
- 15:53, 30 May 2009 diff hist -7 Ocellated Quail
- 15:53, 30 May 2009 diff hist -8 Ocellated Piculet
- 15:52, 30 May 2009 diff hist -22 Ocellated Crake
- 15:52, 30 May 2009 diff hist +45 m Ocellated Crake add citation for subspecies
- 15:45, 30 May 2009 diff hist -8 Oberländer's Ground Thrush
- 15:45, 30 May 2009 diff hist -9 Obbia Lark current
- 15:44, 30 May 2009 diff hist -9 Oasis Hummingbird
- 15:43, 30 May 2009 diff hist -7 Oahu Oo current
- 15:42, 30 May 2009 diff hist -25 Oahu Alauahio current
- 15:41, 30 May 2009 diff hist -8 Nyanza Swift
- 15:41, 30 May 2009 diff hist -22 Nuttall's Woodpecker
- 15:40, 30 May 2009 diff hist +5 Nubian Woodpecker
- 15:39, 30 May 2009 diff hist -7 Nubian Woodpecker


