NEW YORK -- Call them knockoffs. Rock-smashing monkeys in Brazil make stone flakes that look a lot like tools made by our ancient ancestors. Scientists watched as Capuchin monkeys in a national park ...
CC0 Usage Conditions ApplyClick for more information. White-faced capuchin monkeys in Panama’s Coiba National Park habitually use hammer-and-anvil stones to break hermit crab shells, snail shells, ...
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Was it a stone tool or just a rock? An archaeologist explains how scientists can tell the difference
Have you ever found yourself in a museum's gallery of human origins, staring at a glass case full of rocks labeled "stone tools," muttering under your breath, "How do they know it's not just any old ...
Kanzi was not the first great ape to learn how to communicate with humans using symbols. Koko the gorilla and Washoe the chimpanzee learned signs that were adapted from American Sign Language. But ...
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