<i>Nematostella</i> (IMAGE) University of Vienna Caption This is an Adult polyp of Nematostella vectensis. Credit <i>Nature</i>, 2005 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.