- A field guide to shells, Atlantic and Gulf coasts and the West Indies, R. Tucker Abbott and Percy A. Morris ; photographs by R. Tucker Abbott
- A field guide to mushrooms, North America, Kent H. McKnight and Vera B. McKnight ; illustrations by Vera B. McKnight. --
- National Audubon Society field guide, Peter C. Alden ... [and others]
- Audubon North American birdfeeder guide, Robert Burton and Stephen W. Kress
- National Audubon Society trees of North America, the complete identification reference to trees-- with full-color photographs displaying leaf shape, bark, flowers, and fruit; updated range maps; and conservation status
- National Audubon Society field guide to North American wildflowers, eastern region, revising author, John W. Thieret; original authors, William A. Niering and Nancy C. Olmstead
- National Audubon Society guide to marine mammals of the world, illustrated by Pieter Arend Folkens ; written by Randall R. Reeves ... [and others]
- The National Audubon Society birds of North America, the complete guide to birding--with full-color photographs, updated range maps, and authorative notes on voice, behavior, habitat, nesting, and conservation status
- A field guide to animal tracks, Olaus J. Murie and Mark Elbroch ; illustrated by Olaus J. Murie and Mark Elbroch
- National Audubon Society guide to nature photography, Tim Fitzharris
- The Sibley guide to bird life & behavior, illustrated by David Allen Sibley ; edited by Chris Elphick, John B. Dunning, Jr., David Allen Sibley
- Audubon birdhouse book, building, placing, and maintaining great homes for great birds, by Margaret A. Barker and Elissa Wolfson ; foreword by Stephen W. Kress, vice president for bird conservation for the National Audubon Society ; carpentry by Chris Willett