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Intelligence Evolved at Least Twice in Vertebrate Animals
Complex neural pathways likely arose independently in birds and mammals, suggesting that vertebrates evolved intelligence multiple times. The post Intelligence Evolved at Least Twice in Vertebrate Animals first appeared on Quanta Magazine
Humans tend to put our own intelligence on a pedestal. Our brains can do math, employ logic, explore abstractions and think critically. But we can’t claim a monopoly on thought. Among a variety of nonhuman species known to display intelligent behavior, birds have been shown time and again to have advanced cognitive abilities. Ravens plan for the future, crows count and use tools…
