The pink form, says Gentile, should be considered a third species, and is evolutionarily older than the other two species.
金泰尔说，我们应该把粉红色类型看作第三个物种，而且它比其它两个物种更早进化。
In water acidic enough to dissolve metal, archaeans form biofilms that researchers call "blanket strips" because they look like pink fiberglass insulation.
在足够溶化金属的酸水中，古生菌形成了一层生物膜，研究人员将这层生物膜称为“红毯带”，因为它们看起来就像粉红色的玻璃纤维隔离层。
By grazing on algae, these and other herbivores keep reefs free of seaweed, enabling pink coralline algae to take hold and form a substrate for new coral.
通过啃食藻类，食草鱼类会帮助珊瑚礁清理海草，让粉红珊瑚藻得以扎根，形成新珊瑚生长的基质。
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