You ever think how weird sleep is? And how almost all animals have to do it? Could it be a unique behavior to life on Earth? | Poal: Say what you want.

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You ever think how weird sleep is? And how almost all animals have to do it? Could it be a unique behavior to life on Earth?

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[–] • 2 pts

it's probably an evolutionary response to the cycle of day & night

if we ever find life on a tidal locked planet maybe we'll find out

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