This handy FoldingGuide(TM) includes 55 species of mammals, reptiles, and birds whose tracks and scat are most commonly found. Each entry includes a thumbnail illustration of the animal, detailed track and scat illustrations with precise size dimensions, and a caption and call-outs to help point out the fine details necessary to make accurate identifications. This guide covers a wide area of the Rocky Mountain region, including: Idaho, Montana, Wyoming, Colorado, Utah, Nevada, and eastern regions of Washington and Oregon. Both text and illustrations are by Dr. Mark Elbroch, a recognized expert on wildlife tracking. He is the Director of the Puma Program for Panthera, an organization devoted to conservation of the world's wild cat species and their ecosystems. He lives on the Olympic Peninsula in Washington.