Beyond Darwin's Finch (IMAGE) Louisiana State University Caption Scientists completed the largest whole genome study of a single class of animals to date by mapping the tree of life for birds. Avian genetic samples from Louisiana State University's Museum of Natural Science, which has one of the largest vertebrate tissue collections in the world, were used for this study. Credit Photo by Eddy Perez, LSU University Relations Usage Restrictions RUN CREDIT: Photo by Eddy Perez, LSU University Relations 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.