If you're over 100 years old, there's an 80% chance you're a woman.
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On average a woman has 4 sexual partners in her lifetime.
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Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20