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Long-tailed Vole Microtus longicaudus


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Long-tailed Vole
credit: NPS

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Family: Muridae, Mice and Rats view all from this family

Description Small, thick-bodied, grayish vole with long bicolored tail. Feet have six plantar tubercles. Ears are large and haired, and eyes are large. Color of back from ashy gray to brownish gray. Numerous black-tipped hairs occur on the back, but the sides are more grayish. Color and long tail distinguish it from other voles.

Dimensions 155-202mm, 49-81mm, 36-59g

Breeding The breeding season is May-October, and females produce litters of about 5 young.

Habitat Forests & woodlands, Lakes, ponds, rivers & streams, Alpine & subalpine habitats, Grasslands & prairies

Range Rocky Mountains, Southwest, California, Northwest, Western Canada, Alaska

Discussion The diet includes fruits, seeds, fungi, bark, and leaves. Occurs in mountain-top habitats with coniferous and hardwood forests, brushy thickets, forest meadow ecotones, and riparian areas.