- Band-tailed Pigeon
- Bar-shouldered Dove
- Bar-tailed Godwit
- Barau's Petrel
- Bearded Barbet
- Beaudouin's Snake Eagle
- Beautiful Sunbird
- Bewick's Wren
- Black-browed Albatross
- Black-crowned Night Heron
- Black-crowned Tchagra
- Black-faced Cormorant
- Black-faced Cuckooshrike
- Black-faced Sheathbill
- Black-headed Gull
- Black-headed Heron
- Black-headed Lapwing
- Black-legged Kittiwake
- Black-naped Tern
- Black-necked Grebe
- Black-rumped Waxbill
- Black-shouldered Kite
- Black-tailed Godwit
- Black-tailed Nativehen
- Black-throated Sparrow
- Black-winged Stilt
- Black Bittern
- Black Butcherbird
- Black Heron
- Black Kite
- Blackcap Babbler
- Blue-breasted Kingfisher
- Blue-cheeked Bee-eater
- Blue-faced Honeyeater
- Blue-winged Kookaburra
- Blue Petrel
- Booted Eagle
- Brahminy Kite
- Brambling
- Brandt's Cormorant
- Brewer's Blackbird
- Brewer's Sparrow
- Bridled Honeyeater
- Broad-billed Hummingbird
- Broad-billed Roller
- Broad-tailed Hummingbird
- Bronze-tailed Starling
- Brown-headed Cowbird
- Brown-headed Honeyeater
- Brown Babbler
- Brown Goshawk
- Brown Noddy
- Brown Pelican
- Brown Skua (lonnbergi)
- Brown Snake Eagle
- Bruce's Green Pigeon
- Buff-rumped Thornbill
- Bush Stone-curlew