kHz
ML606041991
- 年龄
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观察细节
One seen, the others were heard calling. Photo and audio. Both calls were recorded as the bird flew from perch to perch. One call at beginning the other at end of recording. Distance approximately 20-30 m.
技术信息
- 录音机
- 话筒
- 附件
- 原始文件大小
- 921.07 KB