kHz
作者
Burt Perkins 该用户提供的媒体文件
Margaret Perkins 该用户提供的媒体文件
日期
地点
El Dorado National Forest
California, United States
该地点产生的媒体文件 配图名录- 年龄
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- 性别
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- 行为
- 觅食或者进食
- 发声
- 鸣叫
- 回放
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媒体文件注释
NOTES: 25 SEPT 1962: MIDDLE OF DAY; STORMY; 50F. 17 OCT 62: EARLY MORNING; CLEAR; 34F. 06 DEC 1962: MIDDLE MORNING; CLEAR; 3" SNOW ON GND; 27F; HAWK-LIKE CRIES AND CALLS BEFORE FEEDING. IN ALL BIRDS FEEDING ON SUET; BREAD AND GRAIN; HOPPING ABOUT IN TREES AND ON GROUND. 1-12 BIRDS; MOST IMMATURE; 2-3 ADULTS AT FIRST SESSION; NO ADULTS AT LATER SESSIONS. GOOD RESPONSE TO PLAYBACK. LNS Note: Unbroken cut with background noise (thunder) gain change. JN 15Jun2005 BNA: "Wah" and "Wek" Calls, Rattle, and Mimicry. JN 15Jun2005. Other Behaviors: Mimicry. Habitat: Montane Grassland.
技术信息
- 录音机
- HOSHO UNSPECIFIED MODEL
- 话筒
- 附件
存档信息
- 已数字化
- 15 Jun 2005 - James Napoli