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Stone-Throwing Chimp Is Back -- And This Time It′s Personal - ScienceNOW

Saturday, May 12, 2012

Category: Science

Some researchers were skeptical that Santino really was planning for a future emotional outburst. Perhaps he was just repeating previously learned responses to the zoo visitors, via a cognitively simpler process called associative learning. And it is normal behavior for dominant male chimps to throw things at visitors, such as sticks, branches, rocks, and even feces. Now Santino is back in the scientific literature, the subject of new claims that he has begun to conceal the stones so he can get a closer aim at his targets—further evidence that he is thinking ahead like humans do.


Read the full article at news.sciencemag.org