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It’s more complex than simple sensor, it’s effectively counting numbers of impacts before it responds. https://www.newscientist.com/article/2074582-venus-flytrap-c...


Yes, the counting part is mentioned in the brief summary at Wikipedia, and I find it fascinating. I wonder if it's some kind of cummulative chemical effect that wears off in a short time, but if it passes a threshold it triggers something.




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