But it attracts tourists and scientists alike because for a short time in the fall ... on the snow. Churchill relies on the tourism that comes from those wanting to see the polar bears.

Polar bear mums make their dens deep beneath the snow in some of the most inaccessible ... hunting and feeding grounds. From late fall until spring, mothers with new cubs den in snowdrifts ...

How many zoo animals can say that they got their very own snow sculpture? Well, these two lucky polar bears can!

The remote cameras have captured the moment a mother pokes her head out from her den, covered in mounds of snow, to see if the world is safe for her little ones. When polar bears are born ...

These snow caves keep newborns warm and ... denning can be tough on a mother. Pregnant female polar bears usually enter a den in the fall, give birth in mid-winter, and remain in the den nursing ...

This disrupts the polar vortex, weakening or even reversing the usual west-to-east winds. This leads to heavy snow, strong winds, and freezing temperatures, as seen during the Beast from the East.

Because we’re projecting milder-than-normal weather this March, the chance of seeing snow isn’t great. But an ongoing disruption to the polar vortex might open the door for a chance later this ...