kHz
ML588187101
- 年齡
- 未確定
- 性別
- 未確定
- 回播
- 未確定
觀察細節
19 visually counted, 12 males and 7 females. Frequent aerial displays and singing by males. Occasional chasing with females and other males. Some males repeatedly landing in and guarding the same spots in field. Various calls heard including 'chunk' and 'see-yew' warnings, buzzing at end of aerial songs, and apparent female seeps and whines from the grass.
技術資訊
- 錄音機
- 麥克風
- 配件
- 原始檔案大小
- 4.82 MB