Blue-winged Mountain Tanager
Anisognathus somptuosus

f5 @ 1/800s, ISO:2000, Nikon D3S w 500mm

"Blue-winged Mountain Tanager," Wikipedia, the free encyclopedia. In Bolivia and southernmost Peru, the rump is blue and the voice is very different; this population is sometimes recognized as a separate species, the Bolivian mountain tanager (A. flavinucha).
Dagua, Colombia