Feedback Loop (IMAGE) University of Rhode Island Caption A new study by researchers at the University of Rhode Island shows some of the best evidence yet for a feedback loop phenomenon in which species evolution drives ecological change. Credit Kolbe Labs/University of Rhode Island Usage Restrictions none License Original 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.