Owl Cocked Head (IMAGE) Johns Hopkins University Caption The researchers chose owls to study because they not only have sharp vision and hearing, but also have a midbrain organized in a way that makes it relatively easy to track the activity of specific neurons. Credit Nagaraj Mahajan/Johns Hopkins University 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.