Nodding off is dangerous. Some animals have evolved extreme ways to sleep in precarious environments
Every animal with a brain needs sleep — and even a few without a brain do, too. Humans sleep, birds sleep, whales sleep and even jellyfish sleep. Sleep is universal “even though it’s actually very ...
Nodding off is dangerous. Some animals have evolved extreme ways to sleep in precarious environments
Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Every animal with a brain needs sleep — and even a few without a brain do, too. Humans sleep, ...
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