They use their claws for fighting but also to dig holes in the ice to protect their young if they have any. They also use their claws for catching seals, and they also use their claws for digging holes to get out of the weather.
The reason polar bears have nails is because they need to grip to the ice and for protection also to kill there pray.
For protection and camouflage.
No.
If polar bears didn't have claws they would be vulnerable to attack from other animals because Polar bears can use their claws to defend themselves. Polar bears can also hunt and find food using their claws therefore Polar bears need their claws to survive!.
use it for food needs
Polar bears use their teeth, claws and strength in their paws and jaws.
polar bears are related to bears.
polar bears reproduce sexually which mostly uses egg and sperm equals a baby
Polar bears do.
to be warm
They reproduce.
because sun bears are so use to being warm all year and polar bears can adapt better ( i reALLY DONT NO ?)