Orangutans [electronic resource] : geographic variation in behavioral ecology and conservation / edited by Serge A. Wich ... [et al.]. Wich, Serge A. Orangutan Variation. Orangutan Ecology. Orangutan Behavior. Orangutan Conservation. QL737.P96 599.8'83 22 Includes bibliographical references and index. Description based on print version record. Orangutan populations show extensive variation in behaviour and demography. This book carefully compares data from all orangutan research sites, examining the differences and similarities between orangutan species, subspecies and populations, and develops a theoretical framework in which these can be explained. Oxford : Oxford University Press, 2009. 2009. 2009 Text 1 online resource (xxxi, 408 p.) : http://dx.doi.org/10.1093/acprof:oso/9780199213276.001.0001 eng Oxford biology Oxford biology.