Hydra with deformed tentacles (IMAGE) University of Innsbruck Caption A Hydra with a faulty Hippo pathway, leading to deformed tentacles Credit Maria Brooun Usage Restrictions Only use connected to this press release License Original 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.