Monday, February 25, 2013

Bees Get a Buzz from Flowers' Electrical Fields

Bees can sense a flower's electrical charge, which tells them if the flower's worth visiting.

Everyone knows that bees buzz around flowers in their quest for nectar. But scientists have now learned that flowers are buzzing right back — with electricity.

Plants generally have a negative electrical charge and emit a weak electrical signal, according to researchers at the University of Bristol in England. And scientists have known for years that bees' flapping wings create a positive electrical charge of up to 200 volts as they flit from flower to flower, according to a news release.

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