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。

When otters disappear, for example, urchins take over, decimating kelp forests.

比如当水獭消失，海胆数量会上升，海藻丛会被大量消耗殆尽。

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。

Sea otters are one of the few marine mammals to use tools.

海獭少数用工具的海洋哺乳动物之一。

One said its otter was sturdy built, winter-ready and waterproof.

有人说水獭结实的，水中用而且水的。

Jaguars on the land, giant otters in the water.

如属于那片土地的美洲虎，及属于那片水域的巨型水獭。

The gibbons live above in the treetops, the otters live below in the water.

长臂猿住在上面的树梢，水獭住在下面的水里。

Grand Teton is the perfect place for otters to keep in top condition.

大提顿水獭保持最佳状态的最佳场所。

But these otters are one step ahead.

但这些水獭领先一步。

Spotting an otter nearby, Loki tossed a stone at its head, killing the animal.

洛基发现附近有一只水獭，便向它头上扔了块石头，将其杀死。

But the day may come when they'll more closely resemble otters or beavers.

而他们模仿水獭或者海狸的那一天终将会到来的。

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

这只海獭被救起时只有一周大，它的粉丝很多。

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。

Sea otters are pretty petite compared to other marine mammals.

与其它海洋哺乳动物相比，海獭的体型相当娇小。

He's been watching and waiting as the otters die for fish.

它一直在观察，并等待水獭奋力捕鱼。

That's great for the fish population and the river otters that live here.

这对鱼及在这里生活的人们都很有帮助。

Giant otters are highly social, spending their whole lives in a tight-knit family.

巨型水獺非常擅长社交，终生生活在紧密的家庭之中。

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。

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

一只戴着约翰尼斯·弗米尔珍珠耳环的女孩风格的海獭。

No fox, no otter, no coyote will ever attack you with intent to kill.

没有狐狸，没有水獭，也没有郊狼来袭击你们，打算把你们杀死。