ML522508151
- 年齡
- 未確定
- 性別
- 未確定
- 聲音
- 叫聲
- 回播
- 未確定
觀察細節
Descending whistle from 9k to 8k lasting about 0.5sec. Some sources are calling this an alarm call. But they didn’t seem particularly alarmed…. There were two birds making this call about 50 feet from one another. Felt like a contact call.
技術資訊
- 錄音機
- 麥克風
- 配件
- 原始檔案大小
- 9.74 MB