- 17:45, 3 July 2007 diff hist +3,433 Oilbird
- 17:41, 3 July 2007 diff hist +927 Ogea Monarch
- 17:35, 3 July 2007 diff hist +231 Ochre-rumped Antbird
- 17:32, 3 July 2007 diff hist +1,542 Ochre-naped Ground Tyrant
- 17:28, 3 July 2007 diff hist -2 Ochre-fronted Antpitta
- 17:27, 3 July 2007 diff hist +1,426 Ochre-fronted Antpitta
- 16:42, 3 July 2007 diff hist +777 Ochre-flanked Tapaculo
- 16:35, 3 July 2007 diff hist +56 Ochre-faced Tody-Flycatcher
- 16:28, 3 July 2007 diff hist +671 Ochre-collared Piculet
- 16:17, 3 July 2007 diff hist +903 Ochre-breasted Pipit
- 16:06, 3 July 2007 diff hist +693 Ochre-breasted Antpitta
- 17:15, 2 July 2007 diff hist +1,515 Ochre-bellied Flycatcher
- 17:11, 2 July 2007 diff hist +1,440 Ochraceous Wren
- 16:47, 2 July 2007 diff hist +56 Ocellated Woodcreeper
- 16:46, 2 July 2007 diff hist +3,858 Ocellated Turkey
- 16:41, 2 July 2007 diff hist +891 Ocellated Tapaculo
- 16:37, 2 July 2007 diff hist +457 Ocellated Poorwill
- 16:31, 2 July 2007 diff hist +398 Ocellated Antbird
- 16:24, 2 July 2007 diff hist +1,465 Obscure Berrypecker
- 16:18, 2 July 2007 diff hist +56 Oasis Hummingbird
- 16:17, 2 July 2007 diff hist +1,438 Oak Titmouse
- 16:14, 2 July 2007 diff hist +1,075 Oahu Oo
- 16:11, 2 July 2007 diff hist +1,624 Oahu Amakihi
- 16:07, 2 July 2007 diff hist +1,427 Oahu Alauahio
- 16:03, 2 July 2007 diff hist +129 Greater Akialoa
- 17:33, 27 June 2007 diff hist +794 Nutting's Flycatcher
- 17:21, 27 June 2007 diff hist +2,195 Nuttall's Woodpecker
- 17:15, 27 June 2007 diff hist +11 Numfor Paradise Kingfisher
- 17:13, 27 June 2007 diff hist +117 Nukupuu
- 17:07, 27 June 2007 diff hist +120 Nubian Woodpecker
- 17:04, 27 June 2007 diff hist +24 Nubian Nightjar
- 17:02, 27 June 2007 diff hist +2,113 Northwestern Crow
- 16:58, 27 June 2007 diff hist +57 Northern Potoo
- 16:56, 27 June 2007 diff hist +1,452 Northern White-faced Owl
- 16:41, 27 June 2007 diff hist +3,204 Northern Wheatear
- 16:36, 27 June 2007 diff hist -8 Northern Waterthrush
- 16:36, 27 June 2007 diff hist +1,318 Northern Waterthrush
- 16:32, 27 June 2007 diff hist +1 Northern Shriketit
- 16:31, 27 June 2007 diff hist +461 Northern Shriketit
- 16:27, 27 June 2007 diff hist +2,412 Great Grey Shrike
- 16:23, 27 June 2007 diff hist +1,735 Northern Shoveler
- 16:19, 27 June 2007 diff hist +671 Northern Scrub Robin
- 16:16, 27 June 2007 diff hist +56 Northern Scrub Flycatcher
- 16:14, 27 June 2007 diff hist +249 Northern Screamer
- 16:12, 27 June 2007 diff hist -2 Yellow-breasted Brushfinch
- 16:11, 27 June 2007 diff hist +1,729 Northern Rough-winged Swallow
- 16:06, 27 June 2007 diff hist +1,140 Northern Rosella
- 16:04, 27 June 2007 diff hist +6,316 Northern Pygmy Owl
- 16:00, 27 June 2007 diff hist +812 Northern Puffback
- 15:57, 27 June 2007 diff hist +2,331 Northern Pintail


