so, to locate prey on the surface of the dune, 所以 为了定位沙丘表面上的猎物
hardly ever appears on the surface of the dunes. 鲜少出现在沙丘表面
One of the most voracious nocturnal predators 其中最贪婪的夜间捕食者
And many animals here choose the simplest option of all... 许多动物都选择了最简单的解决方案...
and only venturing out in the cool of the night. 只在凉爽的夜晚外出活动
but just an inch beneath the surface of the sand, 但仅仅是沙子表面下几厘米处
Every year, a further 50,000 square miles of grass and farmland 每年都有近十三万平方公里的草地和农田
are turning into barren stretches of dust and rock. 变成了贫瘠干涸的尘土沙石