ML201600291 IBC 1182215
- 年齡
- 未確定
- 性別
- 未確定
- 行為
- 飛行中; 換羽中
影音備註
First, juvenile (moulting its 'saddle'), then, after its flying, a juvenile Black Tern (Chlidonias niger) for comparison. Migrant bird. Compare with the Black Tern: note the dark saddle (with a few new grey feathers), the pale wing panel, the longer legs, the large white patch between the nape and the ear-coverts, the reduced black crown. Elevation: 19 m. Date added to IBC: June 22, 2016.
蒐藏
國際鳥類典藏 (IBC, Internet Bird Collection)
技術資訊
- 相機
- 麥克風
- 配件
- 原始檔案大小
- 49 MB