Morning Overview on MSN
Wild animal defenses so bizarre they sound ripped from sci-fi movies
Across deserts, ocean floors, and forest undergrowth, a handful of animals have evolved defenses so extreme they strain ...
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 ...
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