John Shaw / Yellow warbler (Setophaga petechia aureola) on lava rocks. Isabela Island, Galapagos. May.

Alan Murphy/ BIA / Magnolia Warbler (Setophaga magnolia) male, Texas

Scott Leslie / Black-and-white Warbler (Mniotilta varia) male calling in spring, Maine

Alan Murphy/ BIA / Myrtle Warbler (Setophaga coronata coronata), Texas

Alan Murphy/ BIA / Orange-crowned Warbler (Oreothlypis celata) among red berries, Texas

Alan Murphy/ BIA / Northern Parula (Setophaga americana), Texas

Donald M. Jones / Yellow-rumped Warbler (Setophaga coronata) female, western Montana

Donald M. Jones / Nashville Warbler (Oreothlypis ruficapilla) male calling in spring, western Montana

Alan Murphy / Golden-winged Warbler (Vermivora chrysoptera) male, Texas

Alan Murphy / Cerulean Warbler (Setophaga cerulea) male, Texas

Alan Murphy / Blue-winged Warbler (Vermivora cyanoptera) male, Texas

Alan Murphy / Blackpoll Warbler (Setophaga striata) male, Texas