Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
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There's a rare breed of pig that looks like a sheep.
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Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
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When dragonflies mate, their tails form a love heart.
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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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Giant Anteaters' front legs look like a panda.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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