<i>Paranthropus boisei</i> Skull (IMAGE) University of Colorado at Boulder Caption A new study involving the University of Colorado and the University of Arkansas indicates long-held assumptions about what early hominids ate may be incorrect. Credit University of Colorado 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.