Canada Grouse Sometimes Known as the (IMAGE) McGill University Caption The researchers point to the importance of creating corridors for migration so that species avoid being trapped for decades or centuries as the landscape changes. Credit Jacques Larivée 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.