Yellow-rumped Warbler
Dendroica coronata
Four closely related North American bird forms—the eastern Myrtle Warbler (ssp coronata), its western counterpart, Audubon's Warbler (ssp group auduboni), the northwest Mexican Black-fronted Warbler (ssp nigrifrons), and the Guatemalan Goldman's Warbler (ssp goldmani)—are periodically lumped as the Yellow-rumped Warbler (Setophaga coronata).
Read more about Yellow-rumped Warbler: Classification, Distribution, Habitat, Description, Behavior, Gallery