作者
Norman Levey 该用户提供的媒体文件
日期
地点
Food Project Farm, Lincoln
Middlesex, Massachusetts, United States
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观察细节
Ongoing here. Some simultaneous calling, two from the W edge of phragmites, a third further west near commuter rail causeway and I think there is a fourth. Detection since November = 0 to 3. Never occurred to me previously to survey for overwintering in this location.
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- 2.76 MB