Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
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The male seahorse carries babies and 'gives birth' to them instead of the female.
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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
Sheep, goats, octopuses, and toads have rectangular pupils.
7
A 42-foot sperm whale has about 7 tons of oil in it.
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