Mountain Chickadee, Poecile g. gambeli, December 20, 2017
Hillsboro, New Mexico, USA
Differences in the Mountain Chickadee subspecies can be
difficult to distinguish. The length of the bill being a
distinguishing characteristic.
Black Range Crest Trail near Hillsboro Peak, New Mexico
Mountain Chickadee, Poecile gambeli gambeli
Sawyers Peak Trail
Black Range, New Mexico