Also known as woodchucks, groundhogs spend much of their days alone, foraging for plants and grasses and digging burrows up to 66 feet long.
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You can boil them, bake them, deep-freeze them, crush them, dehydrate them, or even blast them into space. It doesn’t matter—tardigrades can survive practically anything. These eight-legged aquatic animals may be small, but they’re nearly indestructible.
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Dive in to discover seven species of sharks with mind-blowing traits.
"In that deep, dark environment, the sharks need to be able to find each other,"
