Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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There's a lizard known as the 'Jesus Lizard' that can run across water.
11
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Sharks, like other fish, have their reproductive organs in their chests.
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