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Thirteen-lined Ground Squirrel Spermophilus tridecemlineatus


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Thirteen-lined Ground Squirrel
credit: Mnmazur

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Family: Sciuridae, Squirrels view all from this family

Description Back is marked with 13 alternating stripes that are either solid pale or dashed and dark. Tail and back are mixed brown and white. Has a white eye ring. Heaviest just before hibernation in September and October.

Dimensions 170-310mm, 60-132mm, 110-270g

Habitat Cities, suburbs & towns, Grasslands & prairies, Meadows & fields

Range Plains, Great Lakes, Rocky Mountains, Southwest, Texas, California, Western Canada

Discussion Emerges from hibernation in March or April. Rarely ventures far from escape burrow. Warning call is a soft, trilled whistle. Often seen standing upright on a roadside or other mowed area