ML42994
- 年龄和性别
- 成年雌鸟 - 1; 成年雄鸟 - 1
- 回放
- 未说明
媒体文件注释
NOTES: Calls from both birds of pair on pond prior to flight low level alarm? Male made higher pitched rhythmic calls Better after 1:06 Also: robin, Am. wigeon, cow, spotted sdpr, reflector.
技术信息
- 录音机
- NAGRA UNSPECIFIED IV
- 话筒
- 附件
- Parabola 76.2cm (30in)
存档信息
- 已编目
- 19 Nov 1999 - Martha Fischer
- 已数字化
- 2 Nov 2000 - Lauren A. Serafin