Scientists predict we could lose wild polar bears by 2100.
Polar bears roam the Arctic ice sheets and swim in that region's coastal waters.
They are very strong swimmers, and their large front paws, which they use to paddle, are slightly webbed.
Some polar Bears have been seen swimming hundreds of miles from land
—though they probably cover most of that distance by floating on sheets of ice.
The largest bear in the world and the Arctic's top predator,
polar bears are a powerful symbol of the strength and endurance of the Arctic.
The polar bear's Latin name, Ursus maritimus, means "sea bear." It's an apt name for this majestic species,
which spends much of its life in, around, or on the ocean–predominantly on the sea ice.
In the United States, Alaska is home to two polar bear subpopulations.
On the western shore of Hudson Bay, it’s sometimes hard to remember that polar bears are supposed to be going extinct.
Every fall, hundreds of bears gather near Churchill, Man., waiting for the bay to freeze so that they can head out onto the ice to hunt for seals.
During this period, people in town treat polar bears more like nuisances than a sentinel species whose condition is regarded as the clearest evidence of the coming Global Climate apocalypse.