Giant Protist (IMAGE) University of Texas at Austin Caption The giant deep sea protist, Gromia sphaerica, approaches three large cup corals growing on a half-buried sea urchin. Credit Dr. Mikhail Matz, the University of Texas at Austin 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.