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How the snake got its fangs

It likely all started when the back of the mouth left the front.

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11:56am, July 30, 2008

“How’d you get those newfangled teeth?” hissed the petite garter snake to the venomous cobra. “Same way that you got yours,” cobra replied. All fangs — no matter their size, shape or position — descend from a single evolutionary event, new evidence from snake embryos suggests.

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