No, it cannot.
No.
Yes
no cuz then they wouldn't be considered polar
the polars can live in the cold because they are cold blooded sorry to contradict you but polar bears are warm blooded mammals
the polar bear uses its fur to stay warm
to keep the polar bear skin warm
a polar bear needs its food sources and fur to keep it warm
The fur of the polar bear is very thick which helps the polar bear keep warm.
to protect and keep the cubs warm
Polar bears are mammals, and as such are warm blooded.
Warm blooded
it keeps them warm