+ - Pigeons match primates in number sense->
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stoolpigeon
stoolpigeon writes "In 1998, a pair of researchers used a novel experiment to show that rhesus monkeys had numerical competence; in other words, they could use abstract numerical rules. The experiment has been repeated with pigeons and overall, the birds performed about as well as the rhesus monkeys had in the original experiment."
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Pigeons match primates in number sense More Login
Pigeons match primates in number sense