作者
James M. Hartshorne 该用户提供的媒体文件
日期
地点
RED ROCKS LAKE NAT. WILDLIFE REFUGE
Montana, United States
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媒体文件注释
NOTES: Cover density: OPEN; CONVERSATION NOTES. Sex: 275 UNKNOWN Based on the site, these almost certainly represent Trumpeter Swans, at the time recognized by some authors as C. c. buccinator - CAM - 27 October 2004. Other Behaviors: Establish Flock Contact. Habitat: Lake.
技术信息
- 录音机
- 话筒
- 附件
- Parabola (Unknown Diameter/Focal Length)
存档信息
- 已数字化
- 16 May 2002 - Martha Fischer