ML614420135
作者
Trenton Voytko 该用户提供的媒体文件 档案
日期
地点
Bitter Lake NWR--Parking Between Units 15 & 16
Chaves, New Mexico, United States
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媒体文件注释
Flyover band of minimum 6 Ross's. Higher pitched honks at 4 and 8 seconds.
观察细节
Roughly counted a flyover band by 10s, then extrapolated that count to the series of bands overhead. Roughly 1/10 of the total (12,000) were Ross's Geese. No blue morphs.
技术信息
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- 原始文件大小
- 797.67 KB