Book, Mammals of North America, Nat Geo. Pocket Guide
National Geographic's Guide to the Mammals of North America is a handy and easy-to-use pocket field guide that features the 160 most common and interesting mammals of the continental United States and Canada, full-color photographs and helpful track marks of each, and key facts and guidelines to identify mammals in the wild.
-160 species with a photograph and tracks of each
-Tips on identification and when and where to look