Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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A cow produces around 200,000 glasses of milk in her lifetime.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Squirrels forget where they hide about half of their nuts.
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