In California, it is found in the northeast in Siskiyou, Modoc, Lassen, and Plumas cos., and along the eastern border in Mono and Inyo cos. Apparently found in drier areas than other shrews. No data found.
Shrews generally are nocturnal and diurnal, timing activity to prey activity patterns.
No data found. Species No. 2. Bond, R. M. 1939. Observations on raptorial birds in the Lava Beds-Tule Lake region of northern California. Brown, L. N. 1967a.