Arctic Fox in Summer (image) Durham University Caption The Little Ice Age allowed a new wave of arctic foxes to colonise Iceland, according to new research led by Durham University, UK. A "bridge" of sea ice appeared during a dip in temperatures between 200 to 500 years ago allowing arctic foxes to migrate to Iceland from different Arctic regions including Russia, North America and Greenland. Credit Love Dalen Usage Restrictions Credit required 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.