Incoming Resources
- Mammals, [Pat Morris, Amy-Jane Beer, Erica Bower], v. 4
- Orangutans, by Joanne Mattern ; consulting editor, Gail Saunders-Smith ; content consultant, Tanya Dewey
- Orangutans, created and written by John Bonnett Wexo ; zoological consultant, Charles R. Schroeder ; scientific consultants, Charles A. McLaughlin, Mark Rich
- How to babysit an orangutan, story and photographs by Tara Darling and Kathy Darling
- The great apes, by Jennifer Lindsey
- Orangutans, wizards of the rain forest, Anne E. Russon