搜尋影音- Macaulay Library 及 eBird

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1. Northern Rough-winged Swallow Stelgidopteryx serripennis

   ML97897171 eBird 筆紀錄清單 S45206488 報告
   
   評價 3

   2 評價

   R O

   3日 5月 2018年

   Worcester, Massachusetts, United States
   備註 Associated pair that had been flying together for some time. A simple pocket-cam…
2. Northern Rough-winged Swallow Stelgidopteryx serripennis

   ML97897081 eBird 筆紀錄清單 S45206488 報告
   
   評價 3

   2 評價

   R O

   3日 5月 2018年

   Worcester, Massachusetts, United States
   備註 A pocket-camera documentary photo for this location.