All Bunged Up | Nina and the Neurons
Lucy from Edinburgh wants to know why people cannot taste when they have a cold.
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Bear Whiteout | Incredible Animal Journeys
This sort of weather's uncomfortable for us humans, but it would have to get much, much worse to bother the bears. They can handle extreme blizzards and temperatures down to about minus 40 with no problems. They'll scoop out a shallow shelter, hunker down and let the bad weather blow itself out.
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It's -40 degrees, but caribou are built to withstand these extremes. They have compact bodies, insulating hollow fur and they don't need to shiver till it's below -40 degrees. They just sit it out.