How do polar bears keep ice off their fur? Grease.
“Unwashed, greasy hair made it much harder for ice to stick. In contrast, when the polar bear hair was washed and the grease ...
Greasy hair gives polar bears fur with anti-icing properties
An international team of scientists has discovered the anti-icing secret of polar bear fur—something that allows one of the ...
Polar Bears’ Slick Secret: How Greasy Fur Defies the Arctic Freeze
Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in ...
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Where Do Polar Bears Live? 5 Regions and Countries You’ll Find Them
One of the main populations of polar bears is in Alaska, with the state being home to between 4,000 and 7,000 individuals. There are two populations of polar bears in Alaska — the Chukchi Sea ...
Ask Dr. Universe: Global warming is melting the ice polar bears depend on
The ice is melting because of global warming. When humans burn fossil fuels like oil and coal, a bunch of greenhouse gases go ...
The Race is on to Save the Polar Bears
Polar bears are one of the most majestic, yet fearsome animals on the planet. The largest living species of bear and the ...
How climate change is forcing humans and polar bears together
In Churchill, northern Canada, a town known as the polar bear capital of the world, climate change could spell danger - for both bears and people.
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Polar bears scavenge on rubbish, human food waste to cope with climate change
On Wednesday, a team of Canadian and US scientists warned that trash poses an emerging threat to already-vulnerable polar bear populations as the animals become more reliant on landfills near ...
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Tourists pay thousands for their last chance at a Canadian polar bear sighting
That meant 4,000 Canadian Forces personnel left town. So Churchill, population 900, had to reinvent itself. It turned to tourism. Polar bears were plentiful, as Churchill is situated on the ...