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观察细节
The spectrogram patterns of their flight calls seem to match with type 5. The orientation of the flight calls slightly tilts from the top-left to bottom-right. Type 5 calls are distinguished by a unique twangy clip-clip-clip sound.
技术信息
- 录音机
- 话筒
- 附件
- 原始文件大小
- 1.71 MB