Natural History: North American Mammals (Smithsonian Institution)

This site, based on The Smithsonian Book of North American Mammals, by Don E. Wilson and Sue Ruff (Smithsonian Institution Press, 1999) and Mammals of North America, by Roland W. Kays and Don E. Wilson (Princeton University Press, 2002), is a searchable database of all living mammals of North America. <http://www.mnh.si.edu/mna/>