<i>Australopithecus</i> Virtual Skull (IMAGE) Washington University in St. Louis Caption The fossilized skull of Australopithecus sediba specimen MH1 and a finite element model of its cranium depicting strains experienced during a simulated bite on its premolars. "Warm" colors indicate regions of high strain, "cool" colors indicate regions of low strain. Credit WUSTL GRAPHIC: Image of MH1 by Brett Eloff provided courtesy of Lee Berger and the University of the Witwatersrand. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.