kHz
作者
Randolph Little 该用户提供的媒体文件 档案
Warren Y. Brockelman 该用户提供的媒体文件
日期
07:30
地点
BOWDOIN NATIONAL WILDLIFE REFUGE
Montana, United States
该地点产生的媒体文件 配图名录- 年龄
- 未说明
- 性别
- 未说明
- 发声
- 鸣叫
- 回放
- 未说明
媒体文件注释
Calls of several downy young (about 25 days old) at and near nest. The bird(s) would stretch up toward the mike, gape and scream. It was unclear whether this was begging for food or being defiant. Occasionally pecked at the mike. Habitat: Lake, Island.
额外物种
技术信息
- 录音机
- NAGRA III-B
- 话筒
- AKG 200
- 附件
存档信息
- 已数字化
- 11 Jul 2000 - Martha Fischer