回复: 绚丽多彩的珊瑚世界
7．Patterns in Nature: Coral
Similar to all corals, sea fans, such as this one in the Turks and Caicos Islands, are made up of tiny animals called polyps. When stressed by such things as temperature change or pollution, coral polyps will evict their colorful algae boarders, which can lead to coral bleaching and death.
意译：珊瑚在自然界的模式。相似的全部珊瑚，海扇，像这个在土耳其和Caicos岛屿，是制造很少的动物叫珊瑚虫。当强调例如温度改变或污染，珊瑚虫将要驱逐它们的华美的藻类寄主，因为能够导致珊瑚漂白和死亡。
