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But the Triton's trumpet is an invaluable control on these starfish.
但大法螺在这些长棘海星身上有无法估量的控制
And the crown-of-thorns isn't the only coral killer on the reef.
长棘海星不是唯一暗礁珊瑚的杀手
The razor-sharp beaks of bumphead parrotfish, also put a dent in this living landscape.
头部凸起的隆头鱼有着锋利的嘴，同样在削弱这生动的景致。
A single fish can chew its way through a staggering five tonnes of coral a year.
一条鱼在一年时间里难以置信地啃掉5吨珊瑚
Smaller parrotfish, colourful cousins of the bumphead, are also at it.
比隆头鱼小些，色彩艳丽的隆头远亲同样在啃珊瑚。
But they all give a little back... as the ground-up coral comes out as sand.
它们都有一点回报...地上的珊瑚成了沙子。
This is island building of a different kind.
这是岛屿产生的另一种方法
So some of the Pacific's most elegant beaches have sprung from a less than stylish birth.
所以一些太平洋最优美的海滩并非出自名门
Above the water, time seems to stand still.
海上的时间似乎停滞
But the Pacific islands are always changing... if slowly.
但太平洋岛屿总是在变化中...即便是缓慢的。
