Sprawling Pavement (IMAGE) Proceedings of the National Academy of Sciences Caption A sprawling pavement of cryptic coralline algal species, heavily grazed by sea urchins at sites without sea otters. Credit Image courtesy of Jenn Burt 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.