| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Aves (birds) | 435 | 0 | 0 |
| Bartramia Lesson & R 1831 | 1 | 0 | 0 |
| Bartramia longicauda (Bechstein 1812) | 0 | 0 | 1 |
| Bernicla | 3 | 0 | 0 |
| Bernicla canadensis | 0 | 0 | 5 |
| Bernicla poliocephala | 0 | 0 | 1 |
| Bernicla sandvichensis | 0 | 0 | 1 |
| Bombycilla Vieillot 1808 (Waxwing) | 2 | 0 | 0 |
| Bombycilla cedrorum Vieillot 1808 | 0 | 0 | 4 |
| Bombycilla garrulus (Linnaeus 1758) | 0 | 0 | 6 |
| Bonasa Stephens 1819 | 4 | 0 | 0 |
| Bonasa betulina | 0 | 0 | 1 |
| Bonasa umbellus (Linnaeus 1766) | 0 | 0 | 2 |
| Bonasa umbellus togata (Linnaeus 1766) | 0 | 0 | 1 |
| Bonasa umbellus umbellus (Linnaeus 1766) | 0 | 0 | 8 |
