kHz
- 年龄
- 未说明
- 性别
- 未说明
- 行为
- 飞行
- 发声
- 鸣叫
- 回放
- 未说明
媒体文件注释
NOTES: ONE FALCON BEGAN TO CALL. A SECOND FLEW TOWARDS IT, UTTERING A RASPING CRY. THIS LAST SETTLED ON A TREE A FEW HUNDRED METERS FROM THE FIRST AND BEGAN A DIFFERENT TYPE OF CALL. THE FIRST FELL SILENT. THE CHANGE IN VOLUME OF THE CALLS NEAR THE E Age: 2 UNKNOWN AGEND WAS CAUSED BY THE FALCON TURNING ITS HEAD. NOTE THE ECHOS FROM THE CLIFF. CULTIVATED FIELDS. SCRUB COVERED HILLS.
额外物种
技术信息
- 录音机
- UHER 4000L
- 话筒
- 附件
- Parabola 45.7cm (18in)
存档信息
- 已数字化
- 22 Aug 2003 - Claudia Zan