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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Men laugh longer, louder, and more often than women.
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The offspring of two sets of identical twins are legally cousins but genetically siblings.
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It is estimated that at any one time, 0.7% of the world's population are drunk.
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People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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Dutch, on average are the tallest people.
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