It is the top of the food chain and it only has man to worry about.
The main predators of the polar bear are people.
With its claws and teeth, what else?
How do the polar bear protect its clue?
It traps air between its fur to provide insulation.
1. pee in a bottle 2. pour bottle in baby bottle 3.force the polar bear to drink it 4. have sex with them
The elephant would win. It has much larger muscles and thick skin to protect itself from the polar bear's claws and teeth. It also has a huge, powerful trunk that it can knock the polar bear out with or slam the polar bear to death.
The skin helps the bear to protect itself when it is attacking or being attack by some animal or some people.
Well Polar bear is on top of food chain there where he lives. So there is nothing to hunt him, he is the hunter. Only if some huge omnivore fish like killer wale somehow ends up there then he is mostly safe going on ice but if he slips in water then there is nothing he can do, he is dead. So the answer is that nothing protects him from predators because he rearly meet any predator.
It bites and claws at predators.
it attacks the whale while its near the shore and would use its claws to blind it
Nothing in the wild is big enough to eat a polar bear.
to protect and keep the cubs warm