Dendroica townsendi

tags: Townsend's Warbler, Dendroica townsendi, birds, mystery bird, bird ID quiz [Mystery bird] Townsend's Warbler, Dendroica townsendi, photographed in San Francisco, California. [I will identify this bird for you tomorrow] Image: Terry Sohl, 18 December 2008 [larger view]. Photo taken with Canon 50D, 400 5.6L. Please name at least one field mark that supports your identification. Rick Wright, Managing Director of WINGS Birding Tours Worldwide, writes: A diminutive, brightly colored bird makes us think of a wood warbler, and the black throat and crown point us in the direction of the "…