ML306645461
作者
David Ascanio 该用户提供的媒体文件 档案
日期
地点
Sierra de Lema--Parte alta (Km 124-133,1200-1400msnm)
Bolívar, Venezuela
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观察细节
Estimate number based in groups of 20 counted over a single massive flock, and I would call it a conservative estimate. Enclosed recordings confirm the species. During the non breeding season, one can see large flocks flying from the foraging grounds to the walls of tepuis where they roost.
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- 19.84 MB