Carnivorous bladderworts suck up prey

High-speed movies confirm that plants are vacuum feeders

By Daniel Strain, 17:19 PM February 15, 2011

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Carnivorous bladderworts trap prey with speed that would make a Bond villain shudder in gleeful envy.

Using high-speed cameras, researchers have gotten the first good look at how these underwater plants spring their ambushes. Bladderworts sport trap doors that buckle in with a tiny nudge, creating a whirlpool that sucks in wee critters — all in about half a millisecond. That’s some of the fastest plant action on Earth, a French and German team reports online February 15 in the...

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