Only the lucky few, including early sharks, 只有少数幸运者得以存活
Across the world, coastlines became littered with the dead. 世界各地的海岸线上尸体遍布
For those unable to escape the sludge, there was only one possible outcome. 对于那些无法逃离这脏水的生物来说 结果只有一个
causing the ocean's oxygen to plummet. 导致海洋中的氧骤减
As it spread through the sunlit shallows, 当浮游生物遍布阳光照耀的浅水时
caused the population of plankton to increase... 导致浮游生物数量增加
plankton had been the catalyst for animal life. 浮游生物是动物生命的催化剂
But they owe their rise to the fall of their greatest rivals. 但它们的崛起归功于 最强大竞争对手的灭亡
Virtually unchanged since the great melt, 大融化之后几乎未曾改变