Stony Coral Extinction Behavior (IMAGE) Advanced Science Research Center, GC/CUNY Caption The stony coral (Oculina patagonica) after being exposed to acidic ocean condition (pH 7.4) after two months and four months. This shows how some coral species are able to adapt to more acidic, extinction-like conditions by transforming from colonial communities (top) to solitary existence. Credit Maoz Fine and Dan Tchernov Usage Restrictions Use only in conjunction with this study 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.