Researchers tracking grunts, whimpers and laughter across two geographically separated chimpanzee populations found that vocal differences sharpen with...
An enduring debate in paleoanthropology asks what kind of foot the last common ancestor (LCA) of humans and chimpanzees had: one built like a modern ape’s...
In a new study of chimpanzees (Pan troglodytes) and bonobos (Pan paniscus), scientists found that embraces, touches and other reassuring gestures before...
Researchers who analyzed dozens of spontaneous performances by a captive male chimpanzee named Ayumu say the animal’s steady rhythms and expressive ‘play...
Primatologists have documented and analyzed both previously reported and newly observed instances of self-directed and other-directed wound care, snare...
Human cognitive performance can be significantly influenced by the presence of audience members. While often associated with reputation management, which...
While human social memory lasts decades and tracks relationships, less is known about non-human ape long-term memory. In a new paper published in the Proceedings...
Early humans and apes likely evolved free-moving shoulders and flexible elbows to slow their descent from trees as gravity pulled on their heavier bodies,...
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...
In a paper published this week in the journal iScience, an international team of researchers documented chimpanzees (Pan troglodytes) and bonobos (Pan...
By 4 months of age, the cognitive performance of common ravens (Corvus corax) in experimental tasks is similar to those of two great ape species, chimpanzees...
A team of researchers in the UK has discovered that some individuals of the common chimpanzee (Pan troglodytes), particularly those affected by myocardial...
