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.
Did You Know?
Wagons used on the Oregon Trail had to carry nearly 2000 pounds of supplies. They traveled 2000 miles or more to the Oregon Country. Most wagons were pulled by oxen as they could eat the prairie grass and survive without lots of food for lengthy periods.