Porcupine:

Hoary Marmot: Marmota caligata -

Yellow-bellied marmot ? : Marmota flaviventris -

Cascade Golden-mantled Ground Squirrel: Spermophilus saturatus -

California Ground Squirrel: Spermophilus beecheyi -

Douglas' Squirrel: Tamiasciurus douglasii -

Western Gray Squirrel ? : Sciurus griseus -

Northern Flying Squirrel ? : Glaucomys sabrinus -

Yellow-pine Chipmunk ? : Tamias amoenus -

Least Chipmunk ? : Tamias minimus -

Townsend's Chipmunk ? : Tamias townsendii -