As it did so, it created a vast shallow sea. 在这个过程中 形成了一片广阔的浅海
just as birds did millions of years ago. 就像数百万年前的鸟类那样
But a handful of ground-dwelling birds did make it through. 但少数栖息在地面上的鸟类 幸存了下来
so too did the snakes that fed on them. 以之为食的蛇也兴盛起来
But Dunkleosteus has a weapon its tiny ancestors did not. 但是邓氏鱼 拥有自己微小祖先所没有的武器
That even the most pessimistic scientists did not envision 10 years ago. 都没有预计到的速度融化
Many did not survive the cataclysm. 很多人没能在巨变中幸存