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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There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
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In 2013, the Netherlands scheduled 19 prisons to be closed due to a lack of criminals.
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Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
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