Featuring more than 1,200 color images, illustrations, and range maps, a compact reference identifies and describes every species of wild mammal found north of

This compact, comprehensive field reference treats every species of wild mammal found north of the Mexican border--from squirrels and chipmunks to grizzly bears

This fourth edition has been completely rewritten, with all-new range maps and illustrations for all species.

Roger Tory Peterson's unique system shows exactly what features to look for to tell one species from another. Peterson Field Guides are designed to work in the

A guide to finding and observing 420 species of North American mammals, including the art of mammal watching, the best locations, and a species-finding guide. T