Aggregate of More than 14,000 Tubeworms. (image) National Science Foundation Caption These are hydrothermal seep-dwellers: a large tubeworm "bush" with more than 14,000 tubeworms. Credit Lisa Levin/NSF Usage Restrictions None 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.