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

to both polyps and algae and between them,
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to both polyps and algae and between them, 不仅有益于给珊瑚虫和藻类

Corals thrive in these waters with the help of microscopic plants, algae that grow within the tissues of the polyps
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Corals thrive in these waters with the help of microscopic plants, algae that grow within the tissues of the polyps 珊瑚在一种微生植物的帮助下生长-海藻 是居住在珊瑚虫里的一种共生藻

and the polyps feed by snaring passing morsels with their tentacles.
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and the polyps feed by snaring passing morsels with their tentacles. 珊瑚虫利用触手抓食经过它身边的食物

At night, the algae are inactive but then, the polyps put out even more tentacles
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At night, the algae are inactive but then, the polyps put out even more tentacles 到了晚上,共生藻停止工作 珊瑚开始释放更多的触手

Reefs are the work of polyps
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Reefs are the work of polyps 珊瑚礁是珊瑚虫的产物

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