Polar bears have been spotted carrying their cubs on their backs while they swim through icy waters, according to an article in UK online newspaper the Telegraph. Polar bears have been spotted ...

Sea ice loss from climate change is causing polar bears to swim longer distances to find stable ice or to reach land, resulting in greater risk to their cubs, according to a new paper co-authored by a ...

For nine days, a polar bear mother, formally known as Bear #20741, did not stop swimming. In the vast, open water of the Arctic, where solid ice once stretched for miles, the female polar bear pushed ...

ANCHORAGE, AlaskaANCHORAGE, Alaska — Polar bears forced to swim longer distances because of diminished sea ice off Alaska’s coast may be paying a price in lost cubs or precious calories, according to ...