It is just clear fur.Polar bears have black skin.Their ears and tail keeps them warm
When it comes to survival in harsh environments, polar bears are well-equipped. Their two coats of fur and a thick layer of bubbler protects their bodies from cold. They also have a powerful sense of smell in hunting seals for food.
if you are asking how does it keep warm polar bears have a layer of fat which they use for insulation also there fur is pretty thick
by their body parts like a polar bear it has thick fur to last all winter and also whales have blubber which is a thick layer of fat to keep them warm....
Ozone layer is the thick layer. It protects us from UV rays of the sun.
Polar bears naturally adapt to their cold habitat because of the thick layer of fur they have. However, even they need shelter at times. When this is needed a polar bear will look for ice packs near the sea.
The animals in the polar regions have thick fur and thick skin to protect themselves from the cold climatic conditions.
It has half inch thick fat. It protects it from the extreme cold in the arctic winters.
Thick brush and swampy terrain
Beavers and polar bears have thick fur.
A thick layer of fat.
It protects the plant cell
Polar bears thick fur helps them by keeping them warm. Without their fur, they wouldnt have any warmth.