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Swimming polar bears are occasionally killed and eaten by orcas.

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What animal relys on a polar bear to live?

The polar bear is the top of the food chain, no other animal relies on it for food to live.


What kind of polar bear lives in Antarctica?

There is no animal life in Antarctica: it's too cold and there is no food chain. There are no polar bears in Antarctica.


Is a polar bear really that dangerous?

yes a polar bear is it is the largest carnavor


Can polar bears disperse to Antarctica?

There is no food chain on Antarctica to support any animal life, including that of a polar bear.


How does a polar bear maintain its ecosystems balance?

A polar bear does not consciously do so. Nor are they aware of such matters.As with all such creatures if the food supply decreases then so does the population of the animal that feeds on that food supply.


What is the polar bear's food and how do they get it?

Polar Bear's food is fish and they sometimes dip their paws into the water to get it


What smaller animal that a bigger animal depends on?

The artic fox depends on the polar bear for food. After the polar bear finishs its meals the fox eats the scraps of the left overs, artic foxes are small predators that arent that furious.


Because they are at the top of the vitamin A food chain what arctic animal's livers are extremely toxic?

Polar bear


Does a polar bear have any defenses against its predators?

The polar bear does not have any predators. It is at the top of the food chain.the only enemy a polar bear has is man, they will hunt them down for their fur and think they look good as a rug!The native people will also hunt polar bear, but they will use every part of the animal for food and clothing.The polar bear can only avoid man by trying to camouflage into the ice and snow, and swim under water.There at the top of the food chainalmost to the top. Humans are on top of the food chain.


Why is it a big deal that polar bears are becoming endangered?

Polar bears are the first animal species endangered due to global warming. They help to control the population of other species They also provide food for other species known as scavengers. Scavengers feed on the parts of a dead animal left behind by the polar bear.


What is a polar bear's nose for?

A polar bears nose is used to smell fish and other food in thesnow.


What animal the world's largest land carnivore will roam 20000 square miles looking for food?

Polar bear