PhysOrg Posted January 24, 2012 Share Posted January 24, 2012 Since its discovery 150 years ago, scientists have puzzled over whether the winged dinosaur Archaeopteryx represents the missing link in birds' evolution to powered flight. Much of the debate has focused on the iconic creature's wings and the mystery of whether and how well it could fly. View the full article Link to comment Share on other sites More sharing options...
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