The Orangutan

by Stuart P. Levine

Published 1 December 2000

The Elephant

by Stuart P. Levine

Published 1 June 1997
Presents an overview of elephants, how they have become endangered, and what is being done to protect them from extinction.

The Tiger

by Stuart P. Levine

Published 1 October 2004
Discusses the various species of tigers and their behavior and examines how they have become endangered through habitat loss, hunting, research, and captivity.