Chimpanzee tool use offers compelling evidence of hierarchical behavior. In the wild, chimpanzees use tools to crack nuts, a complex task involving hammers and anvils. Observations suggest these ...

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Now, a study published in the journal Nature has found that wild chimpanzees (Pan troglodytes) can remember the location of ...

Chimpanzees use rocks as tools for cracking nuts Stone selection by chimps mirrors ancient human ancestor techniques Generational learning observed in chimpanzee tool ...

But then there is evidence that chimpanzees may learn to choose tools based on broader cultural and social factors, as sometimes the decision to use a specific type of tool – rock type ...

A recent study shed new light on the evolution of tool use, revealing striking similarities between modern chimpanzees and ancient human ancestors in their selection of stone tools. The results of ...

Recent research has indicated that tool use may have very deep roots among hominoids—the group of primates that includes gorillas, chimpanzees, orangutans, gibbons, bonobos and humans.

But this was no mere snack break—it was a window into the evolutionary roots of tool use. Nutcracking for chimpanzees is a two-tool affair. The “hammer,” held firmly in the hand, delivers ...

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Many animal care facilities, such as zoos and laboratories, are beginning to view operant conditioning as a valuable management tool (Laule, 1993). Animals can be trained using positive reinforcement, ...