Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Sheep, goats, octopuses, and toads have rectangular pupils.
7
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
A cow produces around 200,000 glasses of milk in her lifetime.
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Bats sleep 18-20 hours per day.
5
Parrot parents "name" their children with a signature call.
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