Color photos show common and some rare mammals of the Pacific Northwest along with selected tracks, scats, and signs to facilitate visual identification of the animal or its trail. Mammals are listed by common and scientific name. Useful identification features including weight and size describe animals and signs, respectively, to facilitate field identification. Text explains behavioral, ecological, and habitat relationships for each species. This pocket-sized, 12-panel, laminated, waterproof guide is great for those who wish to know the outdoors.