Yellow-pine chipmunk

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yellow pine chipmunk

photo by: Lisa Robinson

yellow-pine chipmunk Tamias amoenus

Order Rodentia Rodents

  • Animals with 2 upper & 2 lower incisors and no canines
  • Of all mammals, has the most number of worldwide species

Family Sciuridae Squirrel Family (tail always completely haired)

Subfamily Sciurinae  Marmots, ground squirrels, chipmunks, & tree squirrels

  • Tail usually bushy
  • 4 toes on front feet, 5 toes on hind feet
  • Internal cheek pouches in ground squirrels & chipmunks)


  • Strongly marked facial stripes
  • Dark-tipped tail; tail 73-85% of head & body length
  • White, buffy-tinged belly
  • Ears indistinctly bicolored
  • Brightly colored with contrasting light & dark stripes on back and upper sides.
  • Day-active
  • Hibernators
  • Have internal cheek pouches to carry food.
  • Cache food underground to eat when occasionally awake & in early spring
  • Eat seeds & fruit
  • Often associated with Cascades golden-mantled ground squirrel
  • Open montane forests
yellow pine chipmunk

Chipmunk pair
Photo by: Lisa Robinson

Yellow-pine chipmunk Yellow-pine chipmunk