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A nap. Majority of polar bears do not sleep during the winter. Heavily pregnant sows will, but only for a few months out of the entire winter, then they're up and about with their cubs hunting on the sea ice.
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Why does the female polar bear sleep in a cave all winter?
The cave keeps her warm and protects her from the freezing Arctic winds.
When is breeding season for a polar bear?
it is winter
Why does the female polar bear's heart rate drop when pregnant?
Because they are pregnant during their winter sleep, and give birth during this time of torpor.
How does a polar bear get ready for winter?
they hunt for all there food during the winter
How do polar bears wake from winter sleep?
same same
Can polar bears sleep while afloat in the water?
No, there is no evidence that polar bears sleep in the water. A sea otter can sleep on water, floating on its back, but a polar bear's body density makes this impossible.
Why does the polar bear's fur fluff up during winter and lie flat during summer?
Polar bear fluff up their fur in winter to trap the heat from its surroundings and they do not allow heat to pass.
Do most polar bears cubs survive?
No not all polar bear cubs survive the harsh long winter.
Do polar bears turn yellow in the summer?
Yes, polar bear turn yellow in the summer and white in the winter.
What are two examples of how a polar bear maintains homeostasis?
they eat and sleep they hybanate....
Is a polar bear a Christmas animal?
Polar Bears are know as a Winter animal so I suppose they are a Christmas animal as well.
Coca cola was the first beverage company to use what for a winter promotion?
polar bear
