Its richest parts are those where waves and currents bring fertilising nutrients to surface waters that are bathed in sunlight. 当海浪和洋流把大量营养物质翻上 沐浴着阳光的表层海水时 那里便成了最热闹的用餐场所
but it contains more than 50 percent of all its plants and animals. 但其中的动植物种类却占到了全球的50%
The earth, as it makes its annual journey around the sun, 地球每年绕着太阳公转
The cub is a year old and still dependent on its mother. 小豹已有一岁大了 仍旧依靠着它的母亲
but it can outrun the wolf if only it manages to keep its footing. 但如果全速奔跑起来 它仍可以比狼跑得更快
In the chaos a calf is separated from its mother. 混乱中一只小鹿与它的母亲失散了
and kept warm beneath the downy bulge of its stomach. 依靠耷拉下来的肚皮上的绒毛保持温暖
a single egg rested on the top of its feet 一颗躺在它们脚背上的蛋
and show you the planet and its wildlife as you have never seen them before. 展示这个星球的风貌 和你以前从未见过的野生动物