- Baglafecht Weaver
- Bald Eagle
- Baltimore Oriole
- Bar-tailed Godwit
- Barn Swallow
- Barnacle Goose
- Bateleur
- Belted Kingfisher
- Black-and-white Mannikin
- Black-backed Puffback (affinis)
- Black-bellied Bustard
- Black-bellied Starling
- Black-bellied Storm Petrel
- Black-billed Gull
- Black-billed Magpie
- Black-browed Albatross
- Black-capped Chickadee
- Black-cheeked Woodpecker
- Black-chested Buzzard-Eagle
- Black-chested Snake Eagle
- Black-crowned Night Heron
- Black-faced Ibis
- Black-faced Sandgrouse
- Black-faced Sheathbill
- Black-headed Gonolek
- Black-headed Gull
- Black-headed Heron
- Black-headed Lapwing
- Black-headed Oriole
- Black-legged Kittiwake
- Black-necked Stilt
- Black-tailed Gull
- Black-throated Barbet
- Black-winged Kite
- Black-winged Lapwing
- Black-winged Stilt
- Black Crake
- Black Currawong
- Black Guillemot
- Black Kite
- Black Swan
- Black Vulture
- Blackish Oystercatcher
- Blacksmith Lapwing
- Blue-footed Booby
- Blue-grey Tanager
- Blue Korhaan
- Bluethroat
- Bokmakierie
- Bradfield's Hornbill
- Brant Goose
- Bronze Sunbird
- Brown-crowned Tchagra
- Brown-hooded Kingfisher
- Brown-rumped Seedeater
- Brown Babbler
- Brown Booby
- Brown Noddy
- Brown Pelican
- Brown Skua (lonnbergi)
- Buller's Shearwater
- Burchell's Sandgrouse
- Burrowing Owl
- Bush Stone-curlew