Only 3% of bird species have penises.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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The oldest creature ever found was Ming the clam at an admirable 507 years old.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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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.
9
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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