Sharks have been on the planet longer than trees.
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There's a rare breed of pig that looks like a sheep.
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
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