- Banded Fruit Dove
- Bare-necked Umbrellabird
- Barred Antthrush
- Barred Hawk
- Beaudouin's Snake Eagle
- Bennett's Woodpecker
- Black-and-white Owl
- Black-backed Antshrike
- Black-banded Woodcreeper
- Black-chested Mountain Tanager
- Black-chinned Mountain Tanager
- Black-crested Antshrike
- Black-crowned Tityra
- Black-eared Hemispingus
- Black-faced Antbird
- Black-faced Solitaire
- Black-headed Antbird
- Black-headed Tody-Flycatcher
- Blackish-grey Antshrike
- Blue-lored Antbird
- Brown-backed Chat-Tyrant
- Buff-streaked Chat
- Buff-throated Woodcreeper
- Bull-headed Shrike