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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A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
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44% of kids watch television before they go to sleep.
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You share your birthday with at least 9 other million people in the world.
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There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
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Half of all Americans over the age of 55 have no teeth.
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Americans collectively eat one hundred pounds of chocolate every second.
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