Diet Overlap

Tamias cinereicollis (gray-collared chipmunk)
Tamias ruficaudus (red-tailed chipmunk)

Common Diet

Pinus ponderosa (Ponderosa pine)
Pseudotsuga menziesii (Douglas fir)

Common Habitat

North America

Attributes / relations provided by
♦ 1Tamias cinereicollis, Clayton D. Hilton and Troy L. Best, MAMMALIAN SPECIES No. 436, pp. 1-5 (1993)
♦ 2Tamias ruficaudus, Troy L. Best, MAMMALIAN SPECIES No. 452, pp. 1-7 (1993)