Ringed Seychelles warbler (IMAGE) University of Groningen Caption This is a Seychelles with a colour-coded ring. These rings make it possible to study individual animals on the island of Cousin. Credit Martijn Hammers, University of Groningen Usage Restrictions With credit 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.