On the surface of this sea fan, there are two polyps that are not polyps.

在这株海扇上，有2只珊瑚不像珊瑚。

It is textured to allow coral polyps to attach.

质适合珊瑚附着。

The polyps then form the larger structure of a reef.

这些珊瑚之后便形成了大型珊瑚礁。

The polyps that make up the stony corals are among the winners of climate change.

构成石珊瑚珊瑚是气候变化赢家之一。

Coral is made up of small colonial animals, with calcium carbonate skeletons.

珊瑚是由小型珊瑚及其碳酸钙骨骼聚集而成。

They do this so that they can eat the coral polyps and algae inside.

这样它就能吃到珊瑚里面海了。

They're a symbiotic duo, a partnership, between an algae and a coral.

珊瑚是共生体，是海珊瑚之间合作关系。

Again, what we're seeing here is blue light hitting this image.

我这里所看到是，蓝色 光照在珊瑚图像 。

At the heart of reef ecosystems lies a symbiosis between corals and algae.

珊瑚礁生态系统核心是珊瑚类共生关系。

A small piece of coral may be made of hundreds of polyps.

一小片珊瑚可能都是由上百个珊瑚构成。

Over time, these polyps generate rock-like skeletons made of calcium carbonate.

逐渐，这些珊瑚长出形似石头，由碳酸钙组成骨架。

And these use light to generate energy, and that energy is then transferred to the coral animal host.

这些类用光产生能量，之后能量被转移到珊瑚宿主身上。

Reefs are the hard skeletons left at the bottom of the sea by small marine creatures called polyps.

而礁石则是珊瑚这种小型海洋生物遗留在海底坚硬骨架。

The answer is starfish. The crown-of-thorns starfish preys on coral and large outbreaks of these starfish can devastate reefs.

正确答案是海星。棘冠星鱼会捕食珊瑚，大量海星会摧毁珊瑚。

This tight-knit bond between algae and corals is what makes reefs so incredibly productive.

类珊瑚之间这种紧密联系，就是珊瑚礁生产力如此惊人原因所在。

Pip saw the multitudinous, God-omnipresent, coral insects, that out of the firmament of waters heaved the colossal orbs.

皮普看见了无数上帝一般无所不在珊瑚，从水天穹中升起巨大星体。

Together, colonies of polyps produce large three-dimensional structures, which form the basis of an underwater metropolis.

成群珊瑚一起制造出立体结构，就有了水下都市基础。

Polyps look a bit like underwater flowers, using their tentacles to catch and eat zooplankton.

珊瑚看起来有点像水中花，它用触手来捕食浮游生物。

A relative of both coral polyps and jellyfish, anemones have their own partner to help make life easier...clownfish.

相比于珊瑚水母而言，为了让生存更加容易，海葵有它自己伙伴… … 小丑鱼。

It's coral polyps, and within that that coral structure that's kind of a hive or kind of the house for the coral polyps.

这是珊瑚，在这个珊瑚结构里面是珊瑚蜂巢或房子。