Some chimpanzees appear to be more efficient at using tools to crack nuts than others within their groups. This efficiency could also give them an evolutionary advantage, since better nutcracking ...

Researchers observed chimpanzees in the forests of Bossou, Guinea, noting that these primates use two tools to crack nuts: a ...

Research Reveals Chimpanzee’s Stone Tool Choices Mirror How Ancient Human Ancestors Used Them Researchers have noted a stark ...

It was observed that younger chimpanzees often mimicked the tool selections of older individuals, suggesting that knowledge of effective stone tools may be passed down through generations. This ...

Cracking nuts by chimps, the researchers note, is an example of tool use by chimps. To measure nut cracking ability in chimps, the research team broke it down into five types of ability ...

A study published in the Journal of Human Evolution found that chimpanzees select harder stones for nut-cracking tasks, ...

Pic: Kathelijne Koops/Nature Human Behaviour Chimpanzees perched in the lush forests of West Africa, cracking nuts with ...