Is That Polar Bear Getting Enough to Eat? Try a Collar With a Camera.

Scientists collected video from 20 bears during ice-free months to understand whether the animals can survive longer periods on land in a warming world. https://static01.nyt.com/images/2024/02/13/multimedia/13cli-polarbears-01-kbcp/13cli-polarbears-01-kbcp-mediumSquareAt3X.jpg