I used the Hartson "Squirrels of the West" guide for ID. I welcome any comments. Thanks!
Canyon Area Visitor Center, Dinosaur National Monument, Moffat Co., CO
Pine Squirrel with pin cone, Amphitheater Campground
Red Squirrel near Conejos River
a cat had crossed the street and gone under this tree which resulted in a lot of scolding from this squirrel
Feeding. Chased Abert's Squirrel.