Chorus Frog (IMAGE) Louisiana State University Caption Two species of chorus frogs now form hybrids across a much wider area of Louisiana and Mississippi than they did just 30-40 years ago. Credit Photo credit: LSU 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.