kHz
- 年齡
- 未確定
- 性別
- 未確定
- 聲音
- 叫聲
- 回播
- 未確定
影音備註
The falsetto calls that are lower than the adult are thought to be fledged juveniles which were closest to the shore. They are small with very dull plumage and black bills; probably under a year old.
其他鳥種
技術資訊
- 錄音機
- UHER 4000S
- 麥克風
- 配件
- Parabola 43.2cm (17in)
檔案資訊
- 已數化的
- 16 Mar 2006 - Martha Fischer