Fig 1 (IMAGE) University of Bristol Caption Infographic showcasing the differences in jaw functional anatomy and body size and the potential ecological inferences found in the study of more mammal-like behaviours among ancient predatory synapsids. Credit Artwork by Suresh A. Singh. Photo Insert Credit: Kruger Sightings HD. Usage Restrictions Once with release License Original 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.