- Bank Myna
- Bar-headed Goose
- Bar-tailed Treecreeper
- Bar-throated Minla
- Baya Weaver
- Bengal Bush Lark
- Besra
- Black-crowned Sparrow-Lark
- Black-headed Bunting
- Black-headed Cuckooshrike
- Black-headed Gull
- Black-headed Jay
- Black-hooded Oriole
- Black-rumped Flameback
- Black-tailed Godwit
- Black-throated Bushtit
- Black-winged Stilt
- Black Eagle
- Black Francolin
- Black Kite
- Black Redstart
- Blue-capped Redstart
- Blue-capped Rock Thrush
- Blue-fronted Redstart
- Blue-tailed Bee-eater
- Blue-throated Barbet
- Blue-throated Blue Flycatcher
- Blue-winged Minla
- Blue Rock Thrush
- Blue Whistling Thrush
- Bluethroat
- Blyth's Reed Warbler
- Bonelli's Eagle
- Booted Eagle
- Booted Warbler
- Bristled Grassbird
- Bronze-winged Jacana
- Brown-headed Barbet
- Brown-headed Gull
- Brown Boobook
- Brown Dipper
- Brown Fish Owl
- Brown Rock Chat