[National Audubon Society Regional Guide to the Rocky Mountain States (National Audubon Society Regional Field Guides)] [Author: Dennis Paulson] [March, 1999]

A durable book meant to be consulted in the field and on the mountain, it starts off with a map of the region, and then launches into an overview of the topography and geology, the habitats and ecology, the weather patterns and cloud formations common to the Rocky Mountain region.

Part Two is the field guide proper, with brilliant photographs and pithily informative descriptions of over 1,000 of the flora and fauna to be found there...