Nocturnal Isopods Hide in the Sand (IMAGE) University of California - Santa Barbara Caption In daylight hours, the nocturnal isopods hide as much as one-meter deep in the sand; their burrows were once a familiar site to beachgoers. Credit David Hubbard 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.