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Worm-eating Warbler (Helmitheros vermivorum)
Above and below: A Worm-eating Warbler in Wicomico Co., Maryland (8/26/2007).
Below two: A Worm-eating Warbler in Washington Co., Maryland (9/8/2007). Note the patterned undertail coverts.
Agitated chip notes (Dorchester Co., Maryland, 7/5/2009)
Worm-eating Warblers in Green Ridge State Forest, Allegany Co., Maryland (6/7/2008).
