Greater mouse-eared bats (IMAGE) Aarhus University Caption The study was done with 10 female greater mouse-eared bats (Myotis myotis) from the Orlova Chuka cave in Bulgaria. These have not been tagged yet. Credit Stefan Greif, Tel Aviv University Usage Restrictions May only be used with appropriate caption and credit 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.