Elephants may seem out of place in this landscape, 大象似乎不属于有这种地形的地方
So how on earth does a plant-eater this size survive in a place apparently totally devoid of vegetation? 那么在地球上 如此巨大的植食动物是如何 在这个寸草不生的地方生存的呢
Elephants in Namibia are the toughest in Africa. 纳米比亚的大象是非洲最能吃苦的动物
In one day each of these acrobatic little lizards may catch 50 flies. 每只身怀绝技的小蜥蜴 一天能吃掉50多只小虫
and they flaunt their multi-coloured bellies in territorial disputes. 它们炫耀自己五颜六色的腹部 是为了争夺领地
These crevices in South Africa contain the highest density of lizards in the world. 非洲南部的这些岩缝中 容纳着世界上最大的蜥蜴群
In this heat the effort is trully exhausting. 高温下的战斗确实很耗费体力
So the saguaro's success in developing a way to store water 看来弁庆柱进化出的 这种成功的储水方式