February 25, 1806, at Fort Clatsop, Oregon.

Upper parts reddish gray or brownish gray, grading into chestnut brown on middle of back; underparts grayish to orangish. Upperparts grayer in winter.

Primarily coniferous forests.

Southwestern British Columbia, western Washington, western and central Oregon, and northern California.

Noisier than most, Douglas's squirrel has a large repertoire of calls, including a trill.

Species information from enature.com