- 性別與年齡
- 雌成鳥 - 2; 雄成鳥 - 2
- 行為
- 求偶、展示或交尾
- 聲音
- 叫聲
- 回播
- 未確定
影音備註
NOTES: ONE GANDER DRIVES OFF THE OTHER (WATER NOISE), RETURNS TO THE TWO FEMALES AND GIVES HIS 'TRIUMPH CALL'. Other Behaviors: Court. Habitat: Pond.
技術資訊
- 錄音機
- PRESTO PT900
- 麥克風
- Western Electric 633A
- 配件
- Parabola (Unknown Diameter/Focal Length)
檔案資訊
- 已數化的
- 30 Apr 2002 - Shelagh A. Smith