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Bibliography:
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Brandon-Jones, D., Eudey, A.A., Geissmann, T., Groves, C.P., Melnick, D.J., Morales, J.C., Shekelle, M. and Stewart, C.B. 2004. Asian Primate Classification. International Journal of Primatology. 25(1): 97-164. Caldecott, J. and Miles, L. (eds). 2005. World Atlas of Great Apes and their Conservation. UNEP-WCMC, University of California Press, Berkeley, CA. Courtenay, J., Groves, C. and Andrews, P. 1988. Inter- or intra-island variation? An assessment of the differences between Bornean and Sumatran orang-utans. In: J.H. Schwartz (ed.). Orang-Utan Biology, pp. 19-29. Oxford University Press, Oxford. Groves, C.P. 1999. The taxonomy of orang-utans. In: C.Yeager (ed.) Orang-utan Action Plan, pp.27-30. Direktoraat Jenderal Perlindungen dan Koservasi Alam, Jakarta, World Wildlife Fund, Indonesia, and Center for Environmental Research and Conservation (CERC), Columbia University, New York. Hilton-Taylor, C. (compiler). 2000. 2000 IUCN Red List of Threatened Species. IUCN, Gland, Switzerland and Cambridge, UK. Knop, E., Ward, P.I. and Wich, S.A. 2004. Comparing orangutan density in a logged and unlogged forest on Sumatra. Biological Conservation 120: 183-188. Rao, M. and van Schaik, C.P. 1997. The behavioural ecology of Sumatran orangutans in logged and unlogged forest. Tropical Biodiversity 4(2): 173-185. Rijksen, H.D. and Meijaard, E. 1999. Our vanishing relative; the status of wild orang-utans at the close of the twentieth century. Springer, New York. Singleton, I. and van Schaik, C.P. 2001. Orangutan home range size and its determinants in a Sumatran swamp forest. International Journal of Primatology 22(6): 877-911. Utami, S., Goossens, B., Bruford, M.W., de Ruiter, J.R. and van Hooff, J.A.R.A.M. 2002. Male bimaturism and reproductive success in Sumatran orang-utans. Behavioral Ecology 13(5): 643–652. Van Noordwijk, M.A. and Van Schaik, C.P. 2005. Development of ecological competence in Sumatran orangutans. American Journal of Physical Anthropology 127: 79-94. Van Schaik, C.P., Monk, K.A. and Robertson, J.M.Y. 2001. Dramatic decline in orang-utan numbers in the Leuser Ecosystem, Northern Sumatra. Oryx 35: 14-25. Wich, S.A., Singleton, I., Utami-Atmoko, S.S., Geurts, M.L., Rijksen, H.D. and Van Schaik, C.P. 2003. The status of the Sumatran orang-utan Pongo abelii: an update. Oryx 37(1): 49-54. Wich, S.A., Utami-Atmoko, S.S., Setia, T.M., Djojosudharmo, S. and Geurts, M.L. 2006. Dietary and Energetic Responses of Pongo abelii to Fruit Availability Fluctuations. International Journal of Primatology 27(6): 1535-1550. Wich, S.A., Utami-Atmoko, S.S., Setia, T.M., Rijksen, H.D., Schurmann, C., Van Hooff, J.A.R.A.M. and Van Schaik, C.P. 2004. Life history of wild Sumatran orangutans (Pongo abelii). Journal of Human Evolution 47: 385-398. Wich, S.A., de Vries, H., Ancrenaz, M., Perkins, L., Shumaker, R.W., Suzuki, A. and van Schaik, C.P. In press. Orangutan Life History Variation. In: S.A. Wich, S.S. Utami-Atmoko, T. Mitra Setia and C.P. van Schaik (eds). Orangutans: geographic variation in behavioral ecology. Oxford University Press.
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