- Poecile rufescens

Photo by janruss in Edmonds, Washington, USA
Description
The Chestnut-backed Chickadee not only has a chestnut back, but it has chestnut sides, flanks, and rump as well. It has a grayish brown cap, a black bib, white cheeks, and a white belly. Males, females, and juveniles all have the same appearance.
Identification
Distribution
Coastal pacific states from central California north to Alaska. Also found in Idaho and western Montana.
Taxonomy
Polytypic. Consists of three subspecies.