Oregon’s white-footed vole records cluster along the wet, forested Coast Range and the lower Willamette watershed west of the Cascades, in the same shaded, fern-and-log understory the species depends on statewide. Oregon anchors the core of this animal’s small range, which barely reaches into northwestern California and doesn’t extend east of the Cascade crest at all.
This vole spends nearly all its time on or just under the forest floor, moving through concealed runways beneath ferns, bark, and rotting logs rather than climbing, unlike its close relative the red tree vole. It’s a nocturnal, plant-eating animal that gnaws leaves, stems, bark, and fungi, and it depends on damp, shaded ground that stays cool and hidden from owls and other predators.
Records run heaviest from April through June, though with fewer than 200 confirmed Oregon records total and an animal this secretive, that pattern likely says more about when researchers go looking than about the vole’s actual movements.
Full species profile
