Pine cone secret you must learn - Cool Science #experiment

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I just learned this today. My pet pine cone was open then closed up on a rainy day

swayniam
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That happen because when the water is getting cold they close but if dryed they make seed that make more tree in forest

andriethamumek
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Interesting, indeed. Good to know, thanks for sharing.

ladyred
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I want mine to stay shut—can u make them stay shut?

TheMaggiemay
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It comes back to original shape later.

khushitasharma
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