kHz
ML469769171
- 年齡
- 未確定
- 性別
- 未確定
- 回播
- 未確定
觀察細節
Rare in Alaska. Five birds began vocalizing (peents and booms) and flying around the gravel bar at 950pm continuing for more than an hour until we left the area. All birds giving frequent nasal 'peent' calls and a few giving courtship dives. Deep wingbeats, white bar across base of primaries.
技術資訊
- 錄音機
- 麥克風
- 配件
- 原始檔案大小
- 974.96 KB