Oxygen no longer plays a major role in Body Size Evolution

William Sachson1, Hrithik Datta1, Noel A. Heim2 and Jonathan Payne3, (1)Stanford University, Stanford, CA, United States, (2)Tufts University, Earth and Ocean Sciences, Medford, MA, United States, (3)Stanford University, Department of Geological Sciences, Stanford, CA, United States