To measure nut cracking ability in chimps, the research team broke it down into five types of ability: how long it took, number of strikes per nut, success rate, number of times a strike moved a nut, ...

If you liked this story, share it with other people. Groups of chimpanzees in West Africa use stone tools in distinctly different ways to crack open nuts. Researchers used 3D scans to trace wear ...

During fieldwork aimed at documenting the stone tool use of a group of wild chimpanzees in the Taï Forest in Cote d'Ivoire in early 2022, the researchers identified and 3D-scanned a variety of stone ...

They say a bad worker blames his tools – but it’s hard to imagine a capuchin monkey using such an excuse. The crafty little monkeys of Boa Vista in Brazil are often seen using heavy rocks to crack ...

WASHINGTON -- A band of chimpanzees in West Africa routinely swing crude stone hammers to crack open nuts, a sophisticated use of tools the apes have been teaching to each new generation for more than ...