Polar bears prefer seals for their meals.

北极最爱吃海豹。

This is a disaster for polar bears.

对于北极而言，这是一场灾难。

Polar bears nurse their cubs for almost eight months.

北极会喂养它们的幼崽将近八个月。

We see polar bears as a sentinel of climate change.

“我们将北极看作气候变化的哨兵。

Polar bears inhabit only the extreme north.

北极只生在极北端。

Yeah, polar bears OK, have you ever seen a polar bear?

对，北极。你见到过吗？

For such a powerful hunter, the polar bear lives a precarious existence.

然而就是这样强的猎手其生存却充满了不确定性。

Oh, dear. That polar bear's got the snuffles.

哦，天呐。那只北极在抽鼻子。

Male polar bears do not hibernate and remain active throughout the winter.

公北极不进行冬眠，而是在整个冬季都保持动。

You can see polar bears in Canada.

在加拿你可以看到北极。

At 1. 5 degrees, there would still be some precious rainforests, polar bears, and coral reefs on planet Earth, albeit seriously diminished.

全球变暖 1.5 度，地球上仍然会有一些珍贵的雨林、北极和珊瑚礁，尽管数量严重减少。

We have polar bears and a real iceberg too!

我们有北极，还有真正的冰山！

Ringed seals are the main prey of polar bears.

而环斑海豹也是北极的主要猎物。

Polar bears, groundhogs, even birds like grouse all make snow burrows to stay warm.

北极，土拨鼠，甚至是鸟类，例如松鸡，都打雪洞来保暖。

Polar bear and seal patterns are shifting.

北极和海豹的动规律正在改变。

This is said to be the world's first polar bear hotel.

据说这是世界上第一家北极旅馆。

But with translucent fur, strong swimming capabilities, and considerable body size, polar bears have become well-adapted to life in the wintry north.

半透明的皮毛、出色的游水能力、巨的体型，都让北极能够更适应极冷的北极圈地区。

On land, they hunted polar bears moose and various other game.

在陆地上，他们捕猎北极、驼鹿和其他各种猎物。

Other polar bears are starting to trouble the people of Churchill.

还有一些北极开始给丘吉尔的居民带来麻烦。

For lions, polar bears, and gorillas, it's at least 2 years.

对于狮子、北极和猩猩来说，至少需要 2 年。