Migratory Songbird from Queen's University Study June 08 (image) Queen's University Share Print E-Mail Caption Worm-eating warblers breed in North America, but winter in Central America. While migrating, they frequently inspect "mobs" of local winged residents, Queen's University biologists discovered. Credit Joseph Nocera Usage Restrictions None Share Print E-Mail 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.