Sonar Jamming Bats (IMAGE) Wake Forest University Caption This is a composite picture of two Mexican free-tailed bats to illustrate how they would compete for prey by jamming each other's sonar. A visual representation of the jamming call is shown. Credit Nickolay Hristov 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.