Study: Some Plants Recognize Their Siblings

Don't look now, but that weed you just pulled out of your garden is a lot more sophisticated than you might think. It may even recognize its brothers and sisters, and it may change its own lifestyle just to give its kinfolk a better chance to survive. New research shows that at least one species recognizes its kin, and becomes much more aggressive in soaking up resources if the guy growing next to it is a member of the same species, but a total stranger. But if it's a sibling, it backs...Full Story
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