Catshark Embryo (IMAGE) University of Sheffield Caption This is a catshark embryo CT dorsal - 90 days post fertilization. Credit Rendered by Rory Cooper, scanned by Kyle Martin and Amin Garbout at the Imaging and Analysis Centre, Natural History Museum 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.