A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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A group of kittens is called a "kindle".
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A 42-foot sperm whale has about 7 tons of oil in it.
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When dragonflies mate, their tails form a love heart.
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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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