Leatherback Hatchling (IMAGE) Florida Atlantic University Caption Listed as vulnerable, the leatherback sea turtle is distinguished by it smooth, "leathery' looking carapace or shell. Credit Sarah Milton, Florida Atlantic University Usage Restrictions Credit: Sarah Milton, Florida Atlantic University License Original 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.