|Friday, Apr 18, 2014 - 7:00 AM
"Your Inner Reptile"
A key moment in our evolutionary saga occurred 200 million years ago, when the ferocious reptile-like animals that roamed the Earth were in the process of evolving into shrew-like mammals. But our reptilian ancestors left their mark on many parts of the human body, including our skin, teeth and ears. Part 2 of 3 G
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