Unisexual Ambystoma Salamander (IMAGE) Ohio State University Caption New research from The Ohio State University has uncovered surprising details about the reproductive history of an all-female salamander species. Credit Zac Herr, ZTH Photography Usage Restrictions Credit: Zac Herr, ZTH Photography 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.