Here, on the edge of the Great Barrier Reef... 在大堡礁的边缘
because on this reef, danger comes from a new type of predator. 因为在这块礁石上 危险来自一种新的捕食者
The great barrier reef, off the coast of Australia, 位于澳大利亚海岸的大堡礁
And the ebbing tide has exposed a rocky reef. 退潮后露出了一块突出岩礁
An oceanic wanderer, a mola mola stops by to be cleaned by reef fish, at the sea mount edge. 海洋流浪者翻车鱼来到海边让珊瑚鱼给它打扫卫生
As the raiders scour the reef, more and more snakes join the hunt. 有更多的海蛇加入进来一起扫荡珊瑚礁
And on this reef the snakes do not hunt alone. 在这个珊瑚礁里,海蛇并不是单独行动
As one group of hunters searches the reef they're joined by the other. 它们也加入进来,开始扫荡珊瑚礁
yet the great barrier reef is so big it can be seen from the Moon. 可是它们生成的大堡礁甚至可以在月球上看到
this reef does not contain the greatest variety of marine life on the planet. 这里珊瑚礁也不可能容纳全部的海洋生物