ML646216384
- 年齡
- 未確定
- 性別
- 未確定
- 聲音
- 叫聲; 飛行叫聲
- 回播
- 未確定
觀察細節
Individually counted, all identified by call about 10-15 minutes before sunrise. A very high descending trilling "zeet" that repeats more slowly. Looks like a sine wave on spectrogram. Some identified by chipping. Will upload audio recordings.
技術資訊
- 錄音機
- 麥克風
- 配件
- 原始檔案大小
- 4.51 MB