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1. 
   Tree Swallow Tachycineta bicolor

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   calificación 4

   5 calificaciones

   Wil Hershberger

   3 may 1998

   Audrey Carroll Audubon Sanctuary, Frederick, Maryland, United States

   ML94304
2. 
   Tree Swallow Tachycineta bicolor

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   calificación 5

   7 calificaciones

   Wil Hershberger

   22 may 1997

   Audrey Carroll Audubon Sanctuary, Frederick, Maryland, United States

   ML84826
3. 
   Tree Swallow Tachycineta bicolor

   Reportar

   calificación 4

   5 calificaciones

   Wil Hershberger

   3 may 1998

   Audrey Carroll Audubon Sanctuary, Frederick, Maryland, United States

   ML94295