Ryan Carney, Brown University (IMAGE) Brown University Caption Using new research techniques and tools, Ryan Carney and colleagues determined that the 150-million-year-old Archaeopteryx feather was black, which would have provided structural advantages to the raven-sized dinosaur’s wings during flight. Credit Mike Cohea, Brown 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.