虫黄藻是谁?它是一种单细胞藻类,成百上千寄居在珊瑚虫体内。要是没有虫董藻提供营养,珊瑚虫根本活不下去,皮之不存毛将焉附,更别谈造礁的宏图大志了。不过,珊瑚虫也并不是完全地索取,它给虫黄藻生存的空间,还替它遮挡紫外线。紫外线太强可是会要了虫黄藻的命。它们这种关系就叫“共生”,互利互惠,彼此依存。 Who is the zooxanthellae? It is a single-celled algae that is home to hundreds of thousands of corals. If there is no worm tung algae to provide nutrition, polyps simply can not live, the skin will not be attached to the hair, let alone reef ambitious Ambitious. However, the polyp is not fully extracted, it gives the living space of zooxanthellae, but also shields it from UV rays. Too much ultraviolet light will kill the zooxanthellae. Their relationship is called “symbiosis”, mutual benefit and mutual dependence.