- Orangutans (Amazing Animals) by Michael De Medeiros,  2008-08
 - The Red Ape: Orang-Utans and Human Origins by Jeffrey H. Schwartz,  1987-01
 - Bo the orangutan (Zoo babies) by Georgeanne Irvine,  1983
 - The Orangutan (Endangered and Threatened Animals) by Lisa Harkrader,  2005-06
 - The Apes: The Gorilla, Chimpanzee, Orangutan, and Gibbon-Their History and Their World by Vernon Reynolds, 
 - The Orangutan (Wildlife, Habits & Habitat) by Carl R. Green, William R. Sanford,  1987-09
 - Orangutan: 2 (Help Save Us) by Lynne Cherry,  1987-09-01
 - Why Why Why Are Orang-utans So Hairy? by Camilla de la Bedoyere,  2008-06-25
 - Our Vanishing Relative: The Status of Wild Orangutans at the Close of the Twentieth Century by H.D. Rijksen, E. Meijaard,  1999-06-30
 - Orangutan Language (US) (Footprint Reading Library: Level 4) by Rob Waring,  2008-11-14
 - Orangutans (Amazing Animals) by Susan Kueffner,  2009-01
 - Borges and the Eternal Orang-Utans by Luis Fernando Verissimo,  2004-06-10
 - Orangutans in Peril: Asia's only species of great ape faces an uncertain future.(Around the World): An article from: Science World by Jacqueline Adams,  2007-02-05
 - Orangutans: And Their Battle for Survival by Leif Cocks,  2003-03
   |