Decorator Crab Dressed for the Season (IMAGE) University of Delaware Caption Majoid crabs, known as decorator crabs, are well-known for adorning their surface with objects such as sponges and algae. Credit University of Delaware 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.