Image 1 (IMAGE) Florida Museum of Natural History Caption Redtail garra fish have siskin and olive green scales that abruptly transition to bright orange and red along the tail, making them easy to spot at the bottom of clear streams. Credit Image by Tangjitjaroen et al. (2023). 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.