Sea otter fur, for example, is about a thousand times denser than human hair.

例如，海獭皮，海獭皮比人类的毛发要浓密大约一千倍。

Otter fur is spiky, so it traps insulating air molecules.

海獭毛尖锐，能够困住保温空气分子。

Perfect timing for Sea Otter Awareness Week.

海獭宣传周的最佳时刻！

But the secret to its insulation power is in its texture.

海獭毛保温的秘密在于毛的纹理。

Sea otters are pretty petite compared to other marine mammals.

与其它海洋哺乳动物比，海獭的体型小。

Rescued when she was only a week old, this sea otter had a huge following.

这海獭被救起时有一周大，它的粉丝很多。

A sea otter in the style of girl with the pearl earring by Johannes Vermeer.

一戴着约翰尼斯·弗米尔珍珠耳环的女孩风格的海獭。

She and her team studied the otter's senses, to solve the mystery of how they're such efficient foragers.

她和究了海獭的感觉能力，以揭开海獭高效觅食的谜。

We're basically working with nine sea otters behind the scenes right now.

我们基本上就为目前这屏幕后的9海獭工作。

Some marine mammals spend lots of time on land like sea otters and polar bears.

一些海洋哺乳动物会有很多时间在陆地上，如海獭和北极熊。

And don’t miss the rescued sea otters chowing their way back to good health on fresh clams.

千万别错过那些大口咀嚼着新鲜贝类而重拾健康的获救海獭。

The reading and the lecture are both about theories of the rapid decline in sea otter populations.

阅读文章和演讲都是关于海獭数量急剧下降的理论的。

When it comes to more practical matters like using tools, the sea otter is front and center.

涉及到更实际的问题，比如使用工具时，海獭是个中翘楚。

Capuchins, chimpanzees and sea otters, among others, are known to use rocks to crack open, respectively, nuts and shellfish.

已知卷尾猴、大猩猩和海獭分别用岩石来敲开坚果和贝类。

This finding indicates that pollution is the reason why sea otters are in rapid decline.

这一发现表明，污染是海獭迅速减少的原因。

For the record, humans can feel the difference too, but it takes us 30 times longer.

其实，人类也可以感觉到这种差异，不过我们所需的时间是海獭的30倍。

Hearing is also tough for otters, in the noisy underwater environment.

由于水下环境非常嘈杂，海獭的听觉也会受限。

The sea otters are coming in with a variety of injuries, illness, orphaned pups.

来的海獭要么受了各种各样的伤，要么患了各种疾病，又或是被遗弃的幼崽。

Vision isn't reliable, she says-it's pretty dark and murky underwater, and crabs and clams tend to hide.

她表示，对海獭来说视觉并不可靠，因为水下既黑暗又浑浊，而且螃蟹和蛤蜊往往会藏起来。

They blindfolded an otter named Selka, then presented her with plastic plates engraved with tiny grooves, like corduroy.

他们将一名为“塞尔卡”的海獭的眼睛蒙上，然后让她触摸刻有小凹槽的塑料盘子，那有点像灯芯绒。