Cutias and sibias (IMAGE) Florida Museum of Natural History Caption Himalayan cutias (top) and rufous-backed sibias (bottom) flock together in western Asia and look remarkably similar, despite belonging to different genera. Credit Photos by Wenyi Zhou Usage Restrictions Credit must be given to the creator. License CC BY 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.