1
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The polar bears are marine mammals, are the largest land carnivores in North America, top predators in arctic habitat.

2
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The polar bears live in Canada, Alaska, Russia, and other things.

3
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The climate of the arctic is changing of long, short to long.

4
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What does your...

5
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Are seals and running poops, about 30 kilos of food per day.

6
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What other animals?

7
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One of them are the dominant predators of their habitat and they have two natural enemies.