The superb fairy wren. (IMAGE) Monash University Caption The researchers found that all male superb fairy-wrens produced and maintained vibrant colours, regardless of their 'natural quality'. Credit Credit: Alex McQueen 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.