Satellite Tracking Data.jpg (IMAGE) University of Washington Caption Satellite tracking shows that the Southeast and Northeast polar bear populations are distinct and have different behaviors. The blue lines show that Northeast Greenland polar bears travel across extensive sea ice to hunt. The red lines show that Southeast Greenland polar bears have more limited movements inside their home fjords or neighboring fjords. Credit Laidre et al./Science Usage Restrictions With credit License Original 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.