PhysOrg Posted October 24, 2018 Share Posted October 24, 2018 In the oxygen-poor air of the Mesozoic era, nothing should have been able to move very fast. But Velociraptors could run 64 kilometers per hour. Their secret weapon: superefficient, birdlike lungs, which would have pumped in a constant supply of oxygen, according to a new study. This unique adaptation may have given all dinos a leg up on their competition. View the full article Link to comment Share on other sites More sharing options...
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