作者
Arthur A. Allen 该用户提供的媒体文件
日期
地点
ITHACA; LABORATORY OF ORNITHOLOGY
Tompkins, New York, United States
该地点产生的媒体文件 配图名录- 年龄
- 未说明
- 性别
- 未说明
- 发声
- 鸣叫
- 回放
- 未说明
- 饲养
- 饲养
媒体文件注释
A new mated pair from Montezuma National Wildlife Refuge placed on pond with other birds from the area already on the pond. A) Triumph calls of male after charging another male (at approximately 0:25). B) A challenge (growl) followed by a real fight when male birds clinched and beat each other and the water with their wings while calling. The low "growl" is the challenge. (Fight at approximately 0:49) C) Another challenge (approximately 0:24) D) Another challenger (approximately 0:26) E) Male on guard, "talking" to female (approximately 1:43). Other Behaviors: Fight. Habitat: Pond.
技术信息
- 录音机
- PRESTO PT900
- 话筒
- Western Electric 633A
- 附件
- Parabola (Unknown Diameter/Focal Length)
存档信息
- 已数字化
- 30 Apr 2002 - Shelagh A. Smith