Gouldian Finch (IMAGE) University of Wisconsin - Milwaukee Caption The Gouldian finch was one of 977 species examined by UWM biologist Peter Dunn and his research partners in a worldwide study of the evolution of bird colors. This photograph shows a male. Credit Photos by Peter Dunn 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.