kHz
ML20910
作者
Walter A. Thurber 该用户提供的媒体文件
日期
07:30
地点
Hacienda Los Pinos
Usulután, El Salvador
该地点产生的媒体文件 配图名录- 年龄和性别
- 成鸟,性别未知 - 2
- 行为
- 求偶、炫耀或交配
- 发声
- 鸣叫
- 回放
- 未说明
媒体文件注释
NOTES: THIS PAIR, PROBABLY MALE AND FEMALE, ENGAGED IN A RITE OFTEN SEEN AMONG NORTHERN FLICKERS. ONE BIRD STOOD ERECT AND CALLED, THE OTHER SQUATTED. THEN THEY ALTERNATED, THE SECOND BIRD GIVING A DIFFERENT VOCALIZATION. ONE BIRD'S VOCALIZATION IS THE CLEAR, SLIGHTLY SLURRED WHISTLE; THE OTHER VOCALIZATION IS THE FAMILIAR 'WHA-CHEER' CALL. DURING THIS RECORDING THE BIRDS WERE CLOSE TOGETHER ON A DEAD STUB OF A TREE ABOUT 4M FROM THE GROUND. SOMETIMES THEY PERFORMED ON SEPARATE BRANCHES OF THE SAME TREE. BRUSH AND TREES ALONG BANK OF STREAM IN PASTURE. 2 ADULT(S); MALE?; FEMALE?. Other Behaviors: Perform Visual Display. Habitat: Park/Campus/Cemetery, Creek.
额外物种
技术信息
- 录音机
- UHER 4000 REPORT IC
- 话筒
- 附件
- Parabola 45.7cm (18in)
存档信息
- 已数字化
- 24 Feb 2009 - David McCartt