Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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Ralph, the world's largest bunny, weighs 55 pounds and eats $90 worth of food a week.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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