Crab and Crab Burrows on a Sandy Beach (IMAGE) Nagoya University Caption A burrowing crab and burrows found on sandy beach in Ishigaki, Japan; and a schematic diagram of a sandy beach with crab burrows. Credit Ayuko Shinoda and Hiroaki Katsuragi 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.