A hermit crab who has put on a little weight needs more spacious accommodations.

一只长大了点的寄居蟹需要更宽敞的房子。

Laidre travels to Costa Rica to study hermit crabs, a species called Coenobita compressus.

德瑞前往哥斯达黎加研究寄居蟹，这是一种学名为Coenobita compressus的物种。

It's intriguing to think that this hypothesis might have greater generality beyond hermit crabs.

“这个假说的适用范围可能更具普遍，不只寄居蟹，这相当有趣。”

But like a hermit crab encountering a humdrum shell, Laidre says he's gonna leave that one alone.

但是就像遇到无趣螺壳的寄居蟹一，德瑞说他打算把这个研究题目放在一边。

The renovation renders the shells more precious to their owners-and to other covetous crustaceans as well.

这种改造让寄居蟹更加珍惜自己的螺壳，而其它贪婪的甲壳类动物也会垂涎这的螺壳。

Hermit crabs are using it as shells.

寄居蟹用它当壳。

Like, you might wonder, maybe a turtle is like a hermit crab.

你可能想知道，也许乌龟就像寄居蟹。

And I brought you over a hermit crab as a house warming present.

我给你带来了一只寄居蟹作为乔迁礼物。

Hermit crabs wear seashells to protect their soft bodies from predators.

寄居蟹佩戴贝壳来保护自己柔软的身体免受掠食者的伤害。

Jagiello and her team saw photos online of hermit crabs wearing garbage.

Jagiello 和她的团队在网上看到了寄居蟹穿着垃圾的照片。

For this study, researchers looked at photos of hermit crabs that people had posted online.

在这项研究中，研究人员查看了人们在网上发布的寄居蟹的照片。

So, researchers have seen this behavior in hermit crabs.

因此, 研究人员已经在寄居蟹中看到了这种行为。

Now, hermit crabs wear shells on their backs for shelter and protection.

现在，寄居蟹背上戴着贝壳来提供庇护和保护。

New HomesHermit crabs have soft bodies.

新家寄居蟹的身体很柔软。

At the same time, species that got their shells off-the-shelf had bigger gear than did crabs that walked around with no shell at all.

同时，生活在普通房屋的寄居蟹，其拥有的器官比无房可住的寄居蟹要大。

Hermit crabs are these creatures that live in shells, but the shell isn't part of their body.

寄居蟹是生活在壳中的生物，但壳不是它们身体的一部分。

The researchers scanned the Internet for photos of hermit crabs wearing trash.

研究人员在互联网上搜寻寄居蟹穿着垃圾的照片。

They found pictures of hermit crabs wearing trash.

他们发现了寄居蟹穿着垃圾的照片。

Generation after generation of little hermit crabs had been born and had died in this Dragon's ears.

一代又一代的小寄居蟹在这条龙的耳朵里出生和死亡。

But it's not like a hermit crab just wears the same shell its whole life.

但这并不是寄居蟹一生都戴着同一个壳。