It seems like every day we're learning something new about how plants and people aren't so different. We've already told you about how plants can hear when they are being eaten, and how grass screams every time you cut it. Now, it turns out trees seem to have a heartbeat — and they don't even have hearts.
Tree Still, My Beating Heart
Trees Catching Z's
Plants Can Hear You
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Key Facts In This Video
There is evidence that certain plants respond to the buzzing of bees by releasing pollen. 00:22
Sound causes greater growth in plants than silence does. 01:39
If you stake a tree too tightly, it won't grow as strong because it does need to fight wind. 01:57
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