ML105521801
- 年龄和性别
- 成年雄鸟 - X
- 发声
- 鸣叫
- 回放
- 未使用回放
媒体文件注释
A few male ruddy ducks are heard chest-thumping with their bills. Interestingly, at the end of each vibration, the birds utter a short, grunty, one-note, "whup." (not to be confused with grunting american coots, also here.
观察细节
A number of displaying male ruddy ducks in a marsh. Chest-pounding.
技术信息
- 录音机
- Samsung S8
- 话筒
- none
- 附件
- none
- 原始文件大小
- 3.46 MB