ML321785841
- 年齡
- 未確定
- 性別
- 未確定
- 回播
- 未確定
觀察細節
Adults watched flying under bridge carrying food (looks like craneflies) and emerging without food. At least 10 birds flying in and out. Vocalising frequently and returning every few minutes with food.
技術資訊
- 錄音機
- 麥克風
- 配件
- 原始檔案大小
- 4.37 MB