Richard D. Estes

Field Guide to African Wildlife (National Audubon Society)

By Peter Alden, Richard D. Estes, Duane Schlitter, Bunny McBride

The Behavior Guide to African Mammals: Including Hoofed Mammals, Carnivores, Primates

By Richard D. Estes, Edward O. Wilson, Daniel Otte

The Safari Companion: A Guide to Watching African Mammals Including Hoofed Mammals, Carnivores, and Primates

By Richard D. Estes, Daniel Otte, Kathryn S. Fuller