Tag Archive for 'Eastern chimpanzee'

Eastern chimpanzees (Pan troglodytes schweinfurthii), a mother with a young, at Gombe Stream National Park, Tanzania. Image credit: Ikiwaner.

Young Chimps Develop Their Own Accents, New Study Finds

Sep 4, 2026 by News Staff

Researchers tracking grunts, whimpers and laughter across two geographically separated chimpanzee populations found that vocal differences sharpen with...

Drummond-Clarke et al. show that trees were an essential component of the hominin adaptive niche, with bipedalism evolving in an arboreal context, likely driven by foraging strategy. Illustration by Arturo Asensio, via Quo.es.

Human Bipedalism May Have Evolved in Trees, Study Says

Dec 15, 2022 by News Staff

Bipedalism — walking upright on two legs — us a defining feature of the human lineage. It is thought to have evolved as forests retreated in...

Péter et al. describe the appearance and subsequent spread of well-digging behavior in a previously apparently naïve community of wild East African chimpanzees (Pan troglodytes schweinfurthii). Image credit: Péter et al., doi: 10.1007/s10329-022-00992-4.

Forest-Living East African Chimpanzees are Digging Wells for Cleaner Water: Study

Jun 28, 2022 by News Staff

Digging wells to access or filter drinking water is a relatively rare behavior in the animal kingdom — only a handful of species have been documented...

A member of the Ngogo community of chimpanzees in Uganda’s Kibale National Park. Image credit: Brian Wood, Yale University.

Study: Uganda’s Ngogo Chimpanzees Have Surprisingly Long Life Expectancies

Mar 21, 2017 by News Staff

A 20-year demographic study of a relatively undisturbed and exceptionally large community of eastern chimpanzees (Pan troglodytes schweinfurthii) at Ngogo,...

Adult female chimp Nambi using a leaf-sponge at waterhole, watched by 10-year-old juvenile Karo. Image credit: C. Hobaiter.

Diet of Some Chimpanzees Includes Clay, Scientists Say

Jul 30, 2015 by News Staff

Wild chimpanzees of the Sonso community in the Budongo forest, Uganda, are increasingly eating clay to supplement the minerals in their diet, says a team...