Will Elder, NPS
Natural History: The California Vole feeds on grasses and sedges. It constructs burrows to live in. It is a species that breeds year round, producing an average of 4 to 8 young per litter.
General Distribution: Within the Presidio this species is found in annual and serpentine grasslands, coastal and dune scrub, forests with blackberry thickets or ferns, Monterey Pine, and Monterey Cypress woodlands.
Frequency: This species is abundant in the Presidio.
Identifying Characteristics: The California Vole can be identified by its dark grayish to brown coat with a short bicolor tail and contrasting pale feet. Its typical size ranges from 120 to 140 mm in length.