What to read after Birds of Colorado?

Each Falcon Field Guide to birds introduces the 180 most common and sought-after species in a state. Conveniently sized to fit in your pocket and featuring full-color, detailed illustrations, these informative guides make it easy to identify birds in a backyard, favorite parks, and wildlife areas. Each bird is accompanied by a detailed listing of its prominent attributes and a color illustration showing its important features. Birds are organized in taxonomic order, keeping families of birds together for easy identification. This is the essential source for the field, both informative and beautiful to peruse.