African Primates

A Journal of the 
IUCN SSC Primate Specialist Group
Vol. 20 2026

COPY OF ENTIRE VOLUME 20:  PDF

Back to African Primates home page 

Contents

New Southernmost Limit for Chimpanzee Tool-making: Termite Fishing in the Loasi Forest Reserve (Tanzania)

Pp. 1-12

PDF 

Perceptions and Primates: Exploring Local Attitudes toward Primate Conservation in the Mathews Range, Samburu, Kenya      

Tony M. Wambua, Charles K. Maingi, Danson K. Mwangi, Brian Kipkorir,
Joyce W. Mbugua, Jonathan N. Nguli, Ruth W. Mburu, Paxton M. Kabasa,
Balozi Lekaaso, Pauline M. Otoli, Said R. Hiribae, Sam Momanyi, Kelly Kanoe, James Jumbe, and Stanislaus M. Kivai

Pp. 13-26

PDF 

Reproductive Parameters and Group Extinction of Chimpanzees 
at Bossou, Guinea

Yakimaru Sugiyama, Gen Yamakoshi, and Gaku Ohashi

Pp. 27-36

PDF 

Evaluating Key Factors Affecting Drone-based Detection of
Ursine Colobus (Colobus vellerosus)

Essoham Joël Kpatchia and Sedjro Gilles Armel Nago

PDF 

Brief Communications

Taxonomy of the Eastern Patas Monkey: Review of the Authority Name, Year, and Epithets ‘pyrronotus’ and ‘pyrrhonotus’

Thomas M. Butynski and Yvonne A. de Jong

Pp. 47-54

PDF

From Camera Traps to Conservation Action: A Field-ready
Workflow for Offline AI-assisted Wildlife Monitoring in
Kibale National Park, Ugandas      

Hugo Magaldi, Innocent Kasekendi, Raphaël Cornette, Raymond Katumba, Harold Rugonge, John Justice Tibesigwa, Sabrina Krief

Supplemental material: Camera Trap Project Manual - DeepVisionForest

Pp. 55-62

PDF

PDF

Obituary: Jean-Pierre Gautier
         David Brugière

Elizabeth V. Lonsdorf, Ian C. Gilby, and Thomas R. Gillespie

Pp. 63-66

Pp. 67-69

PDF

PDF

Announcements

         Supplement to Best Practice Guidelines on Health in Great Apes

         Primates of Gabon Field Guide - English

         Primates of Gabon Field Guide - French

         Primates of Southern Africa

Pp. 70-73

PDF

PDF

PDF

PDF

PDF