(IMAGE) Hiroshima University Caption The ratio of degraded zooxanthella (Symbiodinium) cells (black bars) expelled from the two coral species are shown. Bars show the normal (white) and degraded (black) forms of zooxanthellae. Dotted lines show water temperature. Credit Fujise et al., <i>PLOS ONE</i>. DOI: 10.1371/journal.pone.0114321, Fig. 4 Usage Restrictions This image may be freely used, with copyright noted, in news of research of Graduate School of Biosphere Science, Hiroshima University. 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.