- Bank Myna
- Bar-headed Goose
- Bar-tailed Godwit
- Barn Swallow
- Barred Buttonquail
- Bay-backed Shrike
- Baya Weaver
- Bengal Bush Lark
- Black-bellied Tern
- Black-breasted Weaver
- Black-chinned Babbler
- Black-crowned Night Heron
- Black-faced Warbler
- Black-headed Bunting
- Black-headed Cuckooshrike
- Black-headed Gull
- Black-headed Ibis
- Black-necked Stork
- Black-rumped Flameback
- Black-tailed Godwit
- Black-winged Kite
- Black-winged Stilt
- Black Drongo
- Black Kite
- Black Redstart
- Black Stork
- Blue-capped Rock Thrush
- Blue-cheeked Bee-eater
- Blue-tailed Bee-eater
- Blue-throated Barbet
- Blue Rock Thrush
- Blue Whistling Thrush
- Bluethroat
- Blyth's Leaf Warbler
- Blyth's Pipit
- Blyth's Reed Warbler
- Booted Eagle
- Booted Warbler
- Brahminy Starling
- Bronze-winged Jacana
- Brown-capped Pygmy Woodpecker
- Brown-headed Barbet
- Brown-headed Gull
- Brown Crake
- Brown Dipper
- Brown Fish Owl
- Brown Rock Chat