| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 451 |
 |
Hudsonian Godwit | Sound | uu_wss | |
| 452 |
 |
Inca Dove | Sound | uu_wss | |
| 453 |
 |
Interview with Dr. Hayward Spangler on the subject of ant sounds | 1999-05 | Sound | uu_wss |
| 454 |
 |
Japanese White-eye 1 | 2007-03-21 | Sound | uu_wss |
| 455 |
|
Japanese White-eye 2 | 2008-03-22 | Sound | uu_wss |
| 456 |
|
Japanese White-eye 3 | 2000-12-27 | Sound | uu_wss |
| 457 |
 |
Killdeer | Sound | uu_wss | |
| 458 |
 |
Lark Sparrow | Sound | uu_wss | |
| 459 |
|
Least Bittern 1 | 2004-05-31 | Sound | uu_wss |
| 460 |
|
Least Flycatcher 1 | 2006-04-06 | Sound | uu_wss |
| 461 |
|
Least Flycatcher 2 | 2009-06-14 | Sound | uu_wss |
| 462 |
 |
Least Grebe | Sound | uu_wss | |
| 463 |
 |
Least Sandpiper | Sound | uu_wss | |
| 464 |
 |
Lesser Nighthawk | Sound | uu_wss | |
| 465 |
 |
Long-billed Dowitcher | Sound | uu_wss | |
| 466 |
 |
Long-billed Thrasher | Sound | uu_wss | |
| 467 |
 |
Long-tailed Duck | Sound | uu_wss | |
| 468 |
 |
Lowland Burrowing Treefrog 2 | 2008-07-25 | Sound | uu_wss |
| 469 |
 |
Magnificent Hummingbird | Sound | uu_wss | |
| 470 |
 |
Magnolia Warbler | Sound | uu_wss | |
| 471 |
 |
Marbled Murrelet | Sound | uu_wss | |
| 472 |
 |
Mexican Jay | Sound | uu_wss | |
| 473 |
|
Mississippi Kite | 2001-04-07 | Sound | uu_wss |
| 474 |
 |
Montezuma Quail | Sound | uu_wss | |
| 475 |
 |
Mottled Duck | Sound | uu_wss |