Bees can do basic arithmetic, a new study finds
that make arithmetic possible. It also sheds light on the evolution of quantitative abilities in other species, decoupling numerical understanding from human language.
In the new study, conducted last year at the Royal Melbourne Institute of Technology in southeastern Australia, the researchers devised a Y-shaped maze to train 14 bees to add and subtract. At first, the insects made random decisions. But across 100 trials each, the bees came to understand when they were supposed to choose the +1 or the -1 option.
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