Anna's Hummingbird (IMAGE) University of California - Berkeley Caption This is an Anna's hummingbird outfitted with two long feathers from the Jamaican red-billed streamertail, a hummingbird that naturally sports two 19-cm long tail feathers. Credit Christopher Clark/UC Berkeley 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.