How the Venus Flytrap ‘Remembers’ When It Captures Prey

SCIENTISTS ARE CONTINUING to tease out the mechanisms by which the Venus flytrap can tell when it has captured a tasty insect as prey as opposed to an inedible object (or just a false alarm). There is evidence that the carnivorous plant has something akin to a short-term “memory,” and a team of Japanese scientists has found evidence that the mechanism for this memory lies in changes in calcium concentrations in its leaves, according to  a recent paperpublished in the journal Nature Plants.

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