Hummingbird Mobbing Model of a Pygmy Owl (IMAGE) Springer Caption Hummingbird mobbing model of a pygmy owl is shown. Credit Filipe Cunha 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.