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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Sharks, like other fish, have their reproductive organs in their chests.
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Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
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The oldest creature ever found was Ming the clam at an admirable 507 years old.
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Ants tend to survive in a microwave because they find the coolest spot and wait!
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In 1949, an official boxing match between a bear and a man was held. The bear won.
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Jumping fleas can accelerate 50 times faster than the space shuttle.
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