| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 76 |
 |
Bear River Migratory Bird Refuge birds (Utah) | 2004-04 | Sound | uu_wss |
| 77 |
 |
Bell's Vireo 1 | Sound | uu_wss | |
| 78 |
 |
Bell's Vireo 100409-01 | 2010-04-09 | Sound | uu_wss |
| 79 |
 |
Bell's Vireo 2 | Sound | uu_wss | |
| 80 |
 |
Belted Kingfisher | Sound | uu_wss | |
| 81 |
 |
Belted Kingfisher 2 | 2000-06-18 | Sound | uu_wss |
| 82 |
 |
Belted Kingfisher flight calls (100819) | 2010-08-19 | Sound | uu_wss |
| 83 |
 |
Bendire's Thrasher | Sound | uu_wss | |
| 84 |
 |
Bewick's Wren | Sound | uu_wss | |
| 85 |
 |
Bewick's Wren (100408) 1 | 2010-04-08 | Sound | uu_wss |
| 86 |
|
Bewick's Wren (100408) 2 | 2010-04-08 | Sound | uu_wss |
| 87 |
|
Bewicks Wren song (video) | Image/MovingImage | uu_wss | |
| 88 |
 |
Black Oystercatcher | Sound | uu_wss | |
| 89 |
 |
Black Oystercatcher 2 | 2003-11-18 | Sound | uu_wss |
| 90 |
 |
Black Phoebe | Sound | uu_wss | |
| 91 |
 |
Black Scoter | Sound | uu_wss | |
| 92 |
 |
Black Skimmer | Sound | uu_wss | |
| 93 |
 |
Black Tern | Sound | uu_wss | |
| 94 |
 |
Black Tern 2 | 2005-06-14 | Sound | uu_wss |
| 95 |
 |
Black Turnstone | Sound | uu_wss | |
| 96 |
 |
Black-bellied Plover | Sound | uu_wss | |
| 97 |
 |
Black-bellied Whistling-Duck | Sound | uu_wss | |
| 98 |
 |
Black-billed Cuckoo 1 | 2000-07-19 | Sound | uu_wss |
| 99 |
|
Black-billed Cuckoo 2 | 2007-05-17 | Sound | uu_wss |
| 100 |
|
Black-billed Cuckoo 3 | 2008-06-21 | Sound | uu_wss |