The majestic elk is one of thousands of species of animals inhabiting the diverse ecosystems found throughout the Rocky Mountains. This beautifully illustrated guide highlights over 140 familiar and unique species of mammals, birds, reptiles, amphibians, fishes and butterflies and includes a map featuring prominent wildlife-viewing areas. Laminated for durability, this lightweight, pocket-sized folding guide is an excellent source of portable information and ideal for field use by visitors and residents alike. Made in the USA.