There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
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There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Two in five people in the world marry their first love.
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More books are written, published and sold per person per year in Iceland than anywhere else on the planet. One in ten Icelanders will become a published author in their lifetime.
5
If you're one in a million, there are about 7,234 people just like you.
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It has been said that over 350 million people suffer from Facebook Addiction Disorder.
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