Thursday, September 22, 2011

Why Do We Have 'wisdom Teeth"?

396545381 What are they useful for if we take them out?? Does evolution have to do something with it? & if so .. How?

1 comment:

  1. FallFromGrace - Our ancestors used to eat raw meat, which was tough. Eventually our food got softer, and our jaws got smaller, but the teeth stayed, so that's our dilemma.

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