Rockefeller State Park Preserve (Westchester County) - September 25, 2016
Sponsored by Saw Mill River Audubon. Trip Leader: Anne Swaim

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Black-and-white Warbler showing diagnostic spots on the undertail coverts. Photo by Rion Yoshimura
Black-and-white Warbler showing diagnostic spots on the undertail coverts.  Photo by Rion Yoshimura