Lower Jurassic Fish (IMAGE) University of Bristol Caption This image shows a perfectly preserved example of the Lower Jurassic fish Dapedium from Lyme Regis, Dorset. Perfectly preserved specimens such as this allow us to calculate the biomechanical function of anatomical features, thus giving us an insight into the ecologies of long extinct animals. Credit Fiann Smithwick Usage Restrictions Please note: the image is for single use only to illustrate this press release and is not to be archived. Please credit the copyright holder Fiann Smithwick. 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.