Touch me not - The moving plant has brains
Channel: Masala Herb
Date: 05/09/2012

You touch the plant, it closes its leaves and even bends its arms. It reopens when it feels save and not threatened. It doesn't close when a butterfly sits on the leaf, that means it recognizes a thread!

http://www.masalaherb.com/blog/2012/09/touch-me-not-the-moving-plant-has-brains.html