Marine Worm (IMAGE) American Chemical Society Caption Researchers are reporting the protein composition of the fang-like jaws of Nereis virens, a common marine worm. The finding could be used in construction and aerospace. Credit Courtesy of Chris Broomell 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.