Whooper Swan (IMAGE) Wildlife Conservation Society Caption A member of the Wildlife Conservation Society surveillance team prepares to release a whooper swan on a Mongolian lake following sample collection and fitting of a neck collar, part of ongoing health and migration studies. Credit Martin Gilbert Usage Restrictions For use in reporting this story 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.