Sorex hoyi , the pygmy shrew, is distributed throughout the boreal region of North America. The northern extent of its geographic range spans from Alaska to the east coast of Canada south of the tundra. They are approximately 80-91mm in total length. They posess a narrow head, pointed nose, and obvious whiskers. The eyes are inconspicous, being covered by short, soft fur.
Dorsal coloration varies from gray-brown in the summer to gray in the winter.
The underparts are a lighter gray. Food Habits Pygmy shrews primarily eat insects and other invertebrates. This may include, ants, flies, spiders, earthworms, beetles, grubs, and caterpillars. Reproduction Information regarding the reproductive biology of Sorex hoyi is limited. Based on the condition of the reproductive glands in males throughout the year, the mating season of this shrew is from June through August.