Lookdown Fish (image) University of Texas at Austin Caption Researchers found that lookdown fish camouflage themselves through a complex manipulation of polarized light after it strikes the fish skin. This kind of camouflage outperforms by up to 80 percent the "mirror" strategy that was previously thought to be state-of-the-art in fish camouflage. Credit By Jeff Kubina. Creative Commons. Some rights reserved. Usage Restrictions Credit photographer. 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.