There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Women rate men more attractive if other women are looking and smiling at him.
17
You can only remember 4 things at a time.
31
About 3000 years ago, most Egyptians died by the time they were 30!
18
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
On average a woman has 4 sexual partners in her lifetime.
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Only 2% of the worlds population is blonde.
15