Nowhere else on Earth are so many animals on the move with the same urgent purpose. 如此多的动物出于同一个紧急目的 而进行大规模迁徙 这在地球上其它地方可看不到
the giant sharks will move on. 大白鲨便会继续前进
They're constantly on the move. 它们总是不停地赶路