Chimps Plan Ahead

摘要

As a group, humans know how to think about the future. We are the species of agendas, delayed gratification, and five-year plans. But this year two studies found that chimpanzees premeditate too.rnIn one study, a chimp named Santino-the dominant male at Furuvik Zoo in Gavle, Sweden -was observed collecting and piling caches of stones, then returning later to hurl them at people who had come to look at him.