This website contains frequent updates on topics related to orangutan conservation.
Global Forest Watchenglish/indonesia/
A World Resources Institute initiative, this network provides information on forests throughout the world, including Indonesia.
Felton, Annika M., and others. "Orangutan population density, forest structure and fruit availability in hand-logged and unlogged peat swamp forests in West Kalimantan, Indonesia," expected to be published in Biological Conservation
November 2003), 91-101.
Jepson, Paul, and others. "The End for Indonesia's Lowland Forests?" Science (May 4, 2001), 859-61.
Knott, Cheryl D. "Orangutan Behavior and Ecology." In The Nonhuman Primates, ed. P. Dolhinow and A. Fuentes. Mayfield Publishing Company, 1999.
Knott, Cheryl D. "Changes in orangutan diet, caloric intake and ketones in response to fluctuating fruit availability." International Journal of Primatology (1998), 1061-79.
Matthews, Emily, ed. The State of the Forest: Indonesia. Forest Watch Indonesia and Global Forest Watch, 2002. Available online at www.globalforestwatch.org/
Van Schaik, Carel P., and Cheryl D. Knott. "Geographic Variation in Tool Use on Neesia Fruits in Orangutans," American Journal of Physical Anthropology (April 2001), 331-42.
Van Schaik, Carel P., and others. "Orangutan Cultures and the Evolution of Material Culture," Science (January 3, 2003), 102-5.