Turtle (IMAGE) University of Birmingham Caption The image shows a reconstruction of Proganochelys (the oldest turtle with a complete shell) as it would have appeared in life. This reconstruction is based on a digital model of the fossil skull, which was scanned using computed tomography and is shown in the middle. Shown in the front is the digitally reconstructed brain of Proganochelys analyzed in the current study. Credit Stephan Lautenschlager, University of Birmingham Usage Restrictions The image is for single use only to illustrate this press release and is not to be archived. Please credit the copyright holder. 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.