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

在这株海扇上，有2只珊瑚虫不像珊瑚虫。

It is textured to allow coral polyps to attach.

质地适珊瑚虫附着。

The polyps then form the larger structure of a reef.

这些珊瑚虫之成了大型的珊瑚礁。

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

构成石珊瑚的珊瑚虫是气候变化的赢家之一。

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

珊瑚是由小型珊瑚虫及其碳酸钙骨骼聚而成的。

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

这样它们就能吃到珊瑚虫和里面的海藻了。

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

珊瑚是共生体，是海藻和珊瑚虫之间的作关系。

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

我们这里所看到的是，蓝色 光照在珊瑚虫的图像 。

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

珊瑚礁生态系统的核心是珊瑚虫和藻类的共生关系。

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虫构成的。

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

逐渐地，这些珊瑚虫长出似石头，由碳酸钙组成的骨架。

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

这些藻类用光产生能量，之能量被转移到珊瑚虫宿主身上。

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

而礁石则是珊瑚虫这种小型海洋生物遗留在海底的坚硬的骨架。

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虫，大量的海星会摧毁珊瑚。

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

藻类和珊瑚虫之间的这种紧密联系，就是珊瑚礁生产力如此惊人的原因所在。

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的珊瑚虫，从水的天穹中升起的巨大星体。

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

成群的珊瑚虫一起制造出立体的结构，就有了水下都市的基础。

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

珊瑚虫看起来有点像水中花，它们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.

相比于珊瑚虫和水母而言，为了让生存更加容易，海葵有它自己的伙伴… … 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.

这是珊瑚虫，在这个珊瑚结构里面是珊瑚虫的蜂巢或房子。