Preserved Dinosaur Tail in Amber (IMAGE) Cell Press Caption This photograph shows the tip of a preserved dinosaur tail section, showing carbon film at its surface exposure, and feathers arranged in keels down both sides of tail. Credit Royal Saskatchewan Museum (RSM/ R.C. McKellar) Usage Restrictions Credit Required. 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.