The most abundant species are deer mice and montane voles. Other common mammals include pocket gophers, whitetail deer, mule deer,and Columbian ground squirrels. Seen occasionally are beavers, mink, river otters, muskrats, raccoons, weasels, skunks, badgers, porcupines, and coyotes.
New and Introduced Mammals
2002-2003 Vertebrate Inventory: Whitman Mission National Historic Site. University of Idaho and National Park Service Columbia Cascades Support Office.
Whitman Mission National Historic Site: General Management Plan, September 2000. U.S. Department of the Interior, National Park Service.