它们靠卷尾在海草或珊瑚上来固定自身，用细长的吻部吸入浮游生物和漂游的小甲虫类。
They anchor themselves with their prehensile tails to sea grasses and corals, using their elongated snouts to suck in plankton and small crustaceans that drift by.
飞鱼吃浮游生物和小甲壳纲的动物。
浮游生物是一种非常小的漂流生物，几乎没有或者完全没有移动能力的植物或者动物。
Plankton are small drifting organisms, plant or animal, that have very little or no locomotive ability.
海洋浮游生物是非常小的有机生物，漂浮在海面上，很少或不具备移动能力。
Plankton are small organisms, plant or animal, that drift in the sea with little or no locomotive ability.
海洋浮游生物是非常小的有机生物，漂浮在海面上，很少或不具备移动能力。
Plankton are small organisms, plant or animal, that drift in the sea with little or no locomotive ability.
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