From the pictures, we can see that polar bear is cute and look kind. Don't you know that polar bears are the largest carnivores on land;

从这张图片你可能看出北极熊很可爱，但是你却不知道北极熊是陆地上最大的食肉动物。

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We are told that global warming is putting polar bears on the road to extinction, even though the overall polar bear population today is higher than it's been in decades.

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