- Baglafecht Weaver
- Banded Martin
- Bar-tailed Godwit
- Bar-tailed Trogon
- Barbary Falcon
- Bare-faced Curassow
- Bare-faced Go-away-bird
- Barn Swallow
- Barnacle Goose
- Barred Wren-Warbler
- Bateleur
- Bearded Barbet
- Bearded Woodpecker
- Beaudouin's Snake Eagle
- Beautiful Sunbird
- Bennett's Woodpecker
- Black-and-white-casqued Hornbill
- Black-backed Puffback
- Black-bellied Bustard
- Black-billed Weaver
- Black-billed Wood Dove
- Black-cheeked Ant Tanager
- Black-chested Prinia
- Black-chested Snake Eagle
- Black-collared Barbet
- Black-crowned Night Heron
- Black-crowned Tchagra
- Black-faced Sandgrouse
- Black-fronted Nunbird
- Black-headed Canary
- Black-headed Gonolek
- Black-headed Heron
- Black-headed Lapwing
- Black-headed Oriole
- Black-headed Trogon
- Black-hooded Oriole
- Black-necked Grebe
- Black-necked Weaver
- Black-rumped Waxbill
- Black-tailed Godwit
- Black-throated Trogon
- Black-winged Kite
- Black-winged Stilt
- Black Bee-eater
- Black Crake
- Black Crowned Crane
- Black Heron
- Black Kite
- Black Scrub Robin
- Black Skimmer
- Blackcap Babbler
- Blacksmith Lapwing
- Blue-bellied Roller
- Blue-breasted Bee-eater
- Blue-breasted Kingfisher
- Blue-cheeked Bee-eater
- Blue-crowned Manakin
- Blue-crowned Trogon
- Blue-footed Booby
- Blue-naped Mousebird
- Blue-throated Brown Sunbird
- Blue-throated Roller
- Blue Coua
- Blue Crane
- Blue Vanga
- Blue Waxbill
- Bluethroat
- Bocage's Bushshrike
- Böhm's Bee-eater
- Bokmakierie
- Bradfield's Hornbill
- Bradfield's Swift
- Brahminy Kite
- Brimstone Canary
- Broad-billed Roller
- Broad-winged Hawk
- Bronze Mannikin
- Bronzy Sunbird
- Brown-capped Weaver
- Brown-crowned Tchagra
- Brown-throated Wattle-eye
- Brown Babbler
- Brown Pelican
- Brown Snake Eagle
- Brubru
- Buff-crested Bustard
- Buff-spotted Woodpecker
- Burchell's Coucal
- Burchell's Starling
- Burnished-buff Tanager
- Burnt-necked Eremomela
- Bush Petronia