Gorillas and chimpanzees /
David Chivers ; illustrations, Louise Nevett, Tessa Barwick.
- New York : Gloucester Press, 1987.
- 32 p. : col. ill. ; 30 cm.
- First sight .
Includes index.
Describes how gorillas and chimpanzees live, the differences between the two primates, and how they are threatened by poachers and the clearance of tropical forests which are their homes.