Cheryl D. Knott

Orangutan activity budgets and diet: A comparison between species, populations and habitats

Serge A. Wich, Kanamori, Andrew J. Marshall, 2009 .

Orangutan population density, forest structure and fruit availability in hand-logged and unlogged peat swamp forests in West Kalimantan, Indonesia

Annika M. Felton, Adam Felton, C. Knott, 2003 .

Distribution and conservation status of the orang-utan (Pongo spp.) on Borneo and Sumatra: how many remain?

Serge A. Wich, Robert C. Lacy, Andrew J. Marshall, 2008, Oryx.

Orangutan cultures revisited

Serge A. Wich, Marc Ancrenaz, S. Wich, 2009 .