Why are orangutans orange? What are the threats to orangutans in the wild? How can sanctuaries and rehabilitation centers help? In Orangutan, you will explore the life of a magnificent primate that is very closely related to humans. Find out what orangutans like to eat and discover how they learn. Read about why their numbers have been declining so quickly in recent decades. See how people are destroying the orangutan "s rain forest habitat. Learn about ecotourism and explore how it can help secure the future of the orangutan.Orme, David is the author of 'Orangutan', published 2005 under ISBN 9781403455864 and ISBN 1403455864.