- Baglafecht Weaver
- Bald Eagle
- Bananaquit
- Band-tailed Antbird
- Bank Myna
- Bar-backed Partridge
- Bar-tailed Godwit
- Bar-winged Flycatcher-shrike
- Barbary Partridge
- Bare-faced Curassow
- Bare-faced Go-away-bird
- Bare-faced Ibis
- Barred Antshrike
- Bateleur
- Baya Weaver
- Bearded Vulture
- Bearded Woodpecker
- Beautiful Sunbird
- Belted Kingfisher
- Black-and-rufous Warbling Finch
- Black-and-white-casqued Hornbill
- Black-backed Water Tyrant
- Black-billed Barbet
- Black-billed Wood Hoopoe
- Black-breasted Thrush
- Black-capped Donacobius
- Black-capped Kingfisher
- Black-capped Social Weaver
- Black-chested Snake Eagle
- Black-collared Hawk
- Black-crowned Night Heron
- Black-crowned Tchagra
- Black-crowned Tityra
- Black-fronted Nunbird
- Black-fronted Piping Guan
- Black-headed Bunting
- Black-headed Cuckooshrike
- Black-headed Gull
- Black-headed Oriole
- Black-hooded Oriole
- Black-legged Kittiwake
- Black-naped Monarch
- Black-necked Stork
- Black-tailed Godwit
- Black-throated Accentor
- Black-throated Barbet
- Black-throated Mango
- Black-throated Sunbird
- Black-winged Kite
- Black-winged Lovebird
- Black-winged Stilt
- Black Crake
- Black Crowned Crane
- Black Drongo
- Black Eagle
- Black Heron
- Black Kite
- Black Redstart
- Black Scimitarbill
- Black Skimmer
- Black Stork
- Black Vulture
- Black Wheatear
- Black Woodpecker
- Blackish Oystercatcher
- Blue-billed Teal
- Blue-crowned Parakeet
- Blue-crowned Trogon
- Blue-winged Goose
- Blue Dacnis
- Blue Whistling Thrush
- Boat-billed Heron
- Bonelli's Eagle
- Booted Eagle
- Brahminy Kite
- Brahminy Starling
- Bridled Tern
- Brimstone Canary
- Bronze Mannikin
- Bronzy Sunbird
- Brown-breasted Flycatcher
- Brown-capped Babbler
- Brown-capped Pygmy Woodpecker
- Brown-chested Martin
- Brown-headed Barbet
- Brown-throated Sunbird
- Brown Accentor
- Brown Dipper
- Brown Fish Owl
- Brown Noddy
- Brown Parisoma
- Brown Shrike
- Brown Wood Owl
- Brubru
- Bruce's Green Pigeon
- Buff-bellied Hermit
- Buff-crested Bustard
- Buff-necked Ibis
- Burrowing Owl
- Burrowing Parrot