作者
William W. H. Gunn 该用户提供的媒体文件
日期
地点
Sir Winston Churchill Prov. Park; Lac La Biche
Alberta, Canada
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媒体文件注释
NOTES: A small flock close to shore; a few males giving courtship display with head-throw to females. Some disputes male and female sounds Also: song sparrow, goldeneye flight, yellow warbler, redwinged blackbird, crow, alder flyc. , traffic, white-thr. sp. Q 2-3 LNS NOTE: The end of this cut contains a good example of Bucephala clangula. MJA, GV, 3 March 2006. Other Behaviors: Court.
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存档信息
- 已编目
- 19 Nov 1999 - Martha Fischer
- 已数字化
- 2 Nov 2000 - Lauren A. Serafin