red-shaft·ed flicker 
(rĕdshăf′tĭd)
(rĕdshăf′tĭd)n.
A subspecies (Colaptes auratus subsp. cafer) of the northern flicker found in western North America and parts of Central America, having a black crescent on the breast, a conspicuous white rump, and red shafts in the wing and tail feathers.