Persistence of Glass Sponge (IMAGE) PLOS Caption This is the glass sponge Vazella pourtalesi in Emerald Basin, Nova Scotia, Canada. Credit Beazley et al., 2018 Usage Restrictions CC-BY: Redistribution permitted with credit 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.