National Audubon Society Field Guide to the Rocky Mountain States

By Peter Alden and John Grassy The “National Audubon Society Field Guide to the Rocky Mountain States” is an essential resource for anyone exploring the natural beauty of Colorado, Idaho, Montana, and Wyoming. This guide offers detailed descriptions and vivid photographs of over 1,000 species of wildflowers, trees, mushrooms, mosses, fishes, amphibians, reptiles, birds, butterflies, and mammals found in the region. It also provides a comprehensive overview of the area’s natural history, including geology, wildlife habitats, ecology, fossils, rocks and minerals, clouds and weather patterns, and the night sky. The guide is rich with visual information, featuring more than 1,500 full-color images, 11 maps, and 16 night-sky charts, along with over 100 drawings that explain various geological processes and the basic features of different plants and animals. In addition to its extensive coverage of flora and fauna, the guide highlights the best parks, preserves, mountains, forests, and wildl