In the chaos a calf is separated from its mother. 混乱中一只小鹿与它的母亲失散了
Packs of them, eight to ten strong, shadow the migration. 8~10只狼组成的小股部队 悄悄地尾随着迁徙的大军
It's the newly born calves that they are after. 它们的目标就是新生的小鹿
Running directly at the herd is a ploy to generate panic. 直冲向鹿群是一种制造恐慌的战术
Newborn calves have to be up and running the day they are born. 新生的小鹿必须 在出生的第一天就站起来奔跑
But the vast herds do not travel alone. 但是庞大的鹿群并非独自旅行
The immensity of the herd can only be properly appreciated from the air. 庞大的鹿群只有在空中 才能完全领略它的壮观
This is the longest overland migration made by any animal. 这是动物界中最长的陆地迁徙