McCown's Longspur singing on territory in southern southern Wyoming in July. ©JimZipp.com 2011
Male Ovenbird singing on territory in a Connecticut forest in spring. ©JimZipp.com 2011
Male white-throated sparrow singing on territory in Maine. © 2011 Garth McElroy
A male wood thrush singing from a sumac tree in Maine. ©2011 Garth McElroy
Male winter wren singing in a Maine forest in early spring. © 2011 Garth McElroy
Sage Thrasher male singing on territory. ©JimZipp.com 2011.