But here one unusual abundance has produced another. 但在这里 一种特别的资源 带动了另一物种的兴起
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
Losing one might mean never getting the chance to breed ever. 失败一次或许意味着将永远失去生育权
the giant saguaros, one of the biggest of all cacti, 巨大的弁庆柱 ——一种世界上最大的仙人掌
But there is one constant presence - 但是有一样东西永远都会存在
There is one simple and massive cause - 这里有一个简单而又重要的原因
making this one of the harshest deserts of all. 使得这里成为一片最荒凉的沙漠
one of the rarest mammals on the planet. 一种地球上最稀有的哺乳动物
And the walls had one further surprise. 而石壁上还有更惊人的发现