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 station master and operating officer at the Kishi Station, Japan, is a cat!
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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The male seahorse carries babies and 'gives birth' to them instead of the female.
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