| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 476 |
 |
Black Rosy-Finch | Sound | uu_wss | |
| 477 |
 |
Black Scoter | Sound | uu_wss | |
| 478 |
 |
Black Skimmer | Sound | uu_wss | |
| 479 |
|
Black Swift | Sound | uu_wss | |
| 480 |
 |
Black Tern | Sound | uu_wss | |
| 481 |
 |
Black Tern 2 | 2005-06-14 | Sound | uu_wss |
| 482 |
 |
Black Toad 1 | 1971-03 | Sound | uu_wss |
| 483 |
|
Black Toad 2 | Sound | uu_wss | |
| 484 |
|
Black Toad 3 | 1971-03 | Sound | uu_wss |
| 485 |
 |
Black Toad 4 | Sound | uu_wss | |
| 486 |
 |
Black Turnstone | Sound | uu_wss | |
| 487 |
|
Black-backed Woodpecker 1 | Sound | uu_wss | |
| 488 |
|
Black-backed Woodpecker 2 | Sound | uu_wss | |
| 489 |
|
Black-backed Woodpecker 3 | Sound | uu_wss | |
| 490 |
|
Black-backed Woodpecker 4 | Sound | uu_wss | |
| 491 |
|
Black-backed Woodpecker 5 | Sound | uu_wss | |
| 492 |
|
Black-backed Woodpecker 6 | Sound | uu_wss | |
| 493 |
|
Black-backed Woodpecker 7 | Sound | uu_wss | |
| 494 |
|
Black-backed Woodpecker 8 | Sound | uu_wss | |
| 495 |
|
Black-backed Woodpecker 9 | Sound | uu_wss | |
| 496 |
 |
Black-bellied Plover | Sound | uu_wss | |
| 497 |
 |
Black-bellied Whistling-Duck | Sound | uu_wss | |
| 498 |
 |
Black-billed Cuckoo 1 | 2000-07-19 | Sound | uu_wss |
| 499 |
|
Black-billed Cuckoo 2 | 2007-05-17 | Sound | uu_wss |
| 500 |
|
Black-billed Cuckoo 3 | 2008-06-21 | Sound | uu_wss |