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Robot spider vs. bee

Learning to survive a dangerous enemy has its costs

5:03pm, September 4, 2008

It can be a robot-eat-bee world out there, but bumblebees can learn to outwit electronics that mimic lurking spiders.

Getting wise to the dangers of camouflaged predators, however, has a cost for the bees, says Lars Chittka of Queen Mary, University of London. Predator-savvy bees get jumpy, slowing down on the nectar-collection job, he and a

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