Summary:
This long-awaited new fifth edition contains updated range maps throughout, with authoritative large maps available in the back of the book. The expanded format allows for easier use and quicker identification. The plates and images have been revised for greater accuracy.

Peterson’s magnum opus created the trail for countless field guides to follow. They are still following year by year, but his remains the standard by which all other field guides are judged.

Summary:
This field guide explains exactly how to solve the most challenging identification problems of North America's birds. It covers the 35 most difficult groups, from winter loons to fall warblers, jaegers to chickadees. It explains concisely and precisely what the problems are in each group; then it systematically shows just how to solve them.

Summary:
This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

Summary:
This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

Summary:
This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

Summary:
This is a new series of comprehensive field guides to the flora, fauna, landscape, and climate of specific geographic regions. Detailed descriptions are included for the fifty best natural sites in the area. Renowned naturalist Peter Alden has assembled a distinguished list of contributors.

Summary:
National Audubon Society Field Guide to the eastern United States. Features animals, birds, reptiles & amphibians, trees and plants.

Summary:
National Audubon Society field guide to Southwestern states. Includes animals, birds, reptiles & amphibians, trees and plants.