that stretches across a tenth of our planet - 这座山脉绵延长达地球圆周的1/10
All across Southern Africa animals are journeying for the same reason. 所有横穿南部非洲的野生动物 都怀有同样的目的
Winds blowing across the Indian Ocean 风掠过整个印度洋
sweep inland across the continents. 横穿大陆席卷内陆地区
It's now becoming clear that great whites migrate thousands of miles across the oceans 可以肯定的是 大白鲨长途跋涉数千英里横越大洋
snow forms a continuous blanket across the land. 雪便为这片土地盖上一层广袤无边的银毯
Every year three million caribou migrate across the Arctic tundra. 每年 300万迁徙的北美驯鹿 都将穿越北极苔原