Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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When dragonflies mate, their tails form a love heart.
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The Platypus used to be considered a myth like Bigfoot and the Yeti.
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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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