非洲角马大迁徙，马拉河遭遇鳄鱼展开惨烈交锋

在非洲大陆上，每年都会上演野生动物大迁徙的壮观场景。看，百万只角马从坦桑尼亚出发，一路浩浩荡荡，奔向肯尼亚，奔向新鲜肥美的草场。在必经之路马拉河畔，必然会遇到最为凶残的尼罗鳄...... Every year on the African continent, there is a spectacular wildlife migration. Look, millions of wildebeest from Tanzania, all the way to Kenya, to the fresh and rich pastures. In the Mara River, the only way, will inevitably encounter the most ferocious Nile crocodile, but the wildebeest in order to continue the race, they are willing to risk their lives, jumped into the river, wading. This spectacular scene is known as the "journey to Heaven"......