International Primatological Society
Member Login 04/16/2021

The International Primatological Society was created to encourage all areas of non-human primatological scientific research, to facilitate cooperation among scientists of all nationalities engaged in primate research, and to promote the conservation of all primate species. The Society is organized exclusively for scientific, educational and charitable purposes.


Latest News : more news here...

New ASP-CAN Action Newsletter 

The new edition of the ASP-CAN newsletter is out, focusing on Owl Monkey conservation. Links in English... and in Spanish... 

New extended deadlines Southwick Conservation Education Award and Galante Conservation Scholarship: now April 15th

Both the Charles Southwick Conservation Education Commitment Award and the Galante Family Winery Conservation Scholarship have extended their 2021 application deadlines to April 15th. More information on how to apply on our Funding Opportunities page.

Contribute to a paper on wildlife crossing structures in Latin America

Do you have data on wildlife crossing structures in Latin America and would you like to contribute to a paper on this topic? Find out more here.. Invitatción a un data-paper sobre el uso de pasos de fauna : más información...


Featured IJP Publications... more

Object Manipulation and Tool Use in Nicobar Long-Tailed Macaques (Macaca fascicularis umbrosus)

Jayashree Mazumder & Stefano S. K. Kaburu

Object manipulation and tool use by nonhuman primates have received considerable attention from primatologists and anthropologists, because of their broad implications for understanding the evolution of tool use in humans. To date, however, most of the studies on this topic have focused on apes, given their close evolutionary relationship with humans. In contrast, fewer studies on tool use and object manipulation have been conducted on more


Comparing Methods for Assessing Chimpanzee (Pan troglodytes schweinfurthii) Party Size: Observations, Camera Traps, and Bed Counts from a Savanna-Woodland Mosaic in the Issa Valley, Tanzania

Daphne N. Vink, Fiona A. Stewart & Alex K. Piel

Studying animal grouping behavior is important for understanding the causes and consequences of sociality and has implications for conservation. Chimpanzee (Pan troglodytes) party size is often assessed by counting individuals or extracted indirectly from camera trap footage or the number of nests. Little is known, however, about consistency across more



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