Chestnut-sided Warbler, Dendroica pensylvania
Chestnut-sided Warbler, singing male, 7/12/10, Settlement Quarry, Deer Isle, ME
Chestnut-sided Warbler, male, 5/17/10, Magee Marsh, OH
Chestnut-sided Warbler, female gathering nesting material, 5/19/10, Magee Marsh, OH
Chesnut-sided Warbler, male, 5/19/10, Magee Marsh, OH