Violet-green Swallow (Tachycineta thalassina), Bill Williams River Delta, La Paz County

This Violet-green Swallow was discovered and photographed by David Vander Pluym on 17 December 2011.

Casual in winter.

White sides of the rump and white on the face that comes up and over the eye rules out all other species of swallows

17 December 2011, photo by David Vander Pluym