Ear muscles. Second eyelids. A cellulose-digesting organ. Spare grinding teeth. Humans carry alot of leftovers from their long trek from tree-dwelling herbivore to land-roving hunter. Next time you look in the mirror, contemplate this amazing record of evolutionary obsolescence.
http://io9.com/5829687/10-vestigial-trai...ow-you-had
http://io9.com/5829687/10-vestigial-trai...ow-you-had