It's the largest sea star in the world.

它是世界上最大的海星。

All right, sea stars, if you said giant squid, you are correct.

好吧，如果你们选择了巨型乌贼，你们是对的。

The sickness that killed them is known as sea star wasting syndrome.

导致它们死亡的疾病被称为海星消耗综合症。

They have nearly 150 sea stars between the ages of one and three.

他们培养了近 150 只年龄在一岁到三岁之间的海星。

They also have 16 adult sea stars transferred from ocean waters.

他们还有 16 只从海水中转移过来的成年海星。

Scientists at the University of Washington are trying to understand why the sea stars died.

华盛顿大学的科学家们正试图了解海星死亡的原因。

They also have around 5,000 sea stars that are at the larvae stage.

他们还有大约 5000 只处于幼虫阶段的海星。

AZUZ (voice-over): Ten-second trivia: What is the world's largest known type of sea star?

世界上已知最大的海星是什么？

And that's that happened right around the same time as the sea stars started to disappear.

这是在海星开始消失的同时发生的。

So far, researchers think the sea stars are able to survive in warmer water.

到目前为止，研究人员认为海星能够在较温暖的水中生存。

The sunflower sea star can measure more than 3 feet in diameter and weigh more than 13 pounds.

一些向日葵海星的直径超过3英尺，重量超过13磅。

Hodin called his lab the world's only " captive breeding program for the world's only endangered sea star."

霍丁称他的实验室是世界上唯一的一个 “世界上唯一的濒危海星的圈养繁殖计划”。

It might be the common ancestor of all vertebrates, from humans to dogs, and even some invertebrates like sea stars.

它可能是所有脊椎动物的共同祖先，从人类到狗，甚至是一些无脊椎动物，如海星。

But we still need more fossil evidence to help us figure out whether Cantabrigiaster really was a transitional animal between crinoids and sea stars or not.

但是我们仍然需要更多的化石证据来帮助我们弄清楚 Cantabrigiaster 是否真的是海百合和海星之间的过渡动​​物。

Sea lion calves this year dying off in worrying numbers and in recent weeks, disturbingly sea stars from Alaska to San Diego wasting away - literally - melting.

今年海狮幼崽的死亡数量令人担忧，最近几周，令人不安的是，从阿拉斯加到圣地亚哥的海星正在消瘦——字面上——融化。

It's a predator that plays an important role in the ecosystem but it's among more than 20 different sea star species that have been mysteriously dying off in part of the world and scientists don't know exactly why.

它是一种食肉动物，在生态系统中扮演着重要的角色，但在世界上有20多种离奇死亡的海星，向日葵海星就是其中的一种，科学家们也不知道确切的原因。

Seamounts create huge, three-dimensional  ecosystems, providing habitats for a variety of marine organisms.Species like sea stars and  deep-sea corals latch on its rocky cliffs, while fish and migratory animals, like whales, feed  on numerous species of shellfish and plankton.

海山创造了巨大的三维生态系统，为各种海洋生物提供了栖息地。海星和深海珊瑚等物种依附在其岩石悬崖上，而鱼类和鲸鱼等迁徙动物则以多种贝类和浮游生物为食.