Fossil Snake (IMAGE) Cell Press Caption This image depicts the fossilized colubrid snake. The cream-colored material is fossilized skin; the specimen is missing a head. Credit McNamara et al./Current Biology 2016 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.