Black-capped and Chestnut-backed Chickadees.,'>
|Common Name:||Chickadee, Mountain|
|Scientific Name:||Poecile gambeli|
|Area:||Spring Creek - Collier Memorial State Park, Oregon|
|Date:||September 29, 2011|
Note the white eyebrow above the eye in contrast to the Black-capped and Chestnut-backed Chickadees.
|Reference:||National Geographic Field Guide to the Birds of Western North America by Dunn & Alderfer||