"Polar bears are struggling to find enough seals to eat, and the problem will get worse as the planet warms because their metabolisms are much faster than previously thought, researchers said Thursday.

The report in the journal Science tracked nine female polar bears in the Arctic's Beaufort Sea during the spring, which is usually prime feeding season.

They found that polar bear metabolism is 1.6 times higher than prior estimates."

AFP had the story February 1, 2018. [2]

SEE ALSO:

"What Cameras on Polar Bears Show Us: It's Tough Out There" (New York Times) [3]