Because of a feather molting issue, he's got to stay out of the water but thankfully for Pierre, there's no limit on his screen time and he loves to binge watch anything related to penguins.

因为羽蜕皮的问题，他必须远离水，但Pierre很幸运，他看电视的时间不受限制，他喜欢看任何与企鹅有关的节目。

It means the skin falls off, and we're talking a lot about dogs today.

蜕皮的意思是皮肤脱落，而我们今天谈了很多关于狗的事情。

A snake's body never stops growing. Sometimes its skin gets too tight. Then the snake needs to molt.

蛇的身体从不停止生长。有时它的皮肤会变得太紧。然后蛇就需要蜕皮。

It gets a brand new lens every time it sheds pretty amazing.

每次蜕皮有新的眼睛，非常惊人。

Molting is the replacement of their old feathers with new ones.

蜕皮是用新羽替换旧羽。

Every time a lobster or a cockroach is ready to size up, they have to molt, shedding their old skeleton and leaving them soft and vulnerable for days or weeks while they wait for a new outer shell to harden.

每当龙虾或蟑螂准备变大时，它们必须蜕皮，让它们的旧骨骼脱落，这让它们在等待新外壳变硬的几天或几周内变得柔软脆弱。

The perfect insect never grows bigger; but the little spiders grow so fast for a time that they have to throw off their leathery skins, and grow larger ones every few weeks.

昆虫成虫身体不会生长变大, 但是小蜘蛛的生长速度却快, 经过一段时间之后就要蜕皮, 每过几周时间身体就会长大一些。

And then after the snake sheds its skin, sometimes three, four, five times a year, it leaves one button behind, so you can't tell the snake's age by this.

响尾蛇每年会蜕皮三到五次，每次留下一个尾环，所以单从蛇的尾环上是看不出蛇确切的年龄的。

Scientists said the number of legs is not always the same because the insects molt, which means to lose their outer layer as they grow.

科学家表示，腿的数量并不总是相同的，因为昆虫会蜕皮，这意着它们在生长过程中会失去外层。

This is not a different species but a color change that sometimes occurs in males after their second or third molt.

这不是不同的种类，而是雄性有时在第二次、第三次蜕皮后出现的变色现象。

Yes, yes, you bruise, you peel.

是是是，你容易淤青，容易蜕皮。

By now the caterpillar is ready to rest. It hangs upside down. It sheds its skin one more time.

这时虫准备好休息了。它会倒挂着。然后再次蜕皮。

At this time of the year, the walrus are molting ridding themselves of dry and parasite-bitten skin.

每年的这个时候，海象们蜕皮换掉干燥而被寄生虫叮咬的皮肤。

Approximately 2,000 Beluga whales come here every summer to molt their skin, socialize, raise their young.

每年夏天大约有2000头白鲸来到这里蜕皮、社交、抚育幼仔。

Each time a snake sheds its skin it leaves one rattle behind.

响尾蛇每次蜕皮会留下一个尾环。

Once caterpillars finish their second to last molt before chrysalisification, their bodies release a big dose of a growth hormone that tells 'em to stop eating and look for a good place to hang out, literally, for a few weeks.

一旦虫在纯化前完成倒数第二次蜕皮，它们的身体就会释放出大量的生长激素，告诉它们停止进食，寻找一个好地方待几个星期。

The new skin fits for a while, but then the caterpillar is too big for that skin, too. Caterpillars shed their skin four or five times.

新皮能穿一阵子，但之后虫又变得太大穿不下了。虫会蜕皮四到五次。

No, not really, but I know why you asked me the question because a snake sheds its skin.

不，不是很喜欢，但我知道你为什么问我这个问题，因为蛇会蜕皮。

As caterpillars grow, they shed their skin, or molt, multiple times.

随着虫的成长，它们会多次蜕皮或蜕皮。

Like animals who molt, we cast off parts of our personality.

就像蜕皮的动物一样，我们摆脱了部分个性。