The chicks won't survive another day in these temperatures. 在如此高温下 雏鸟很难存活
and many times they don't even survive. 甚至往往失去生命
Some years, no chicks survive in this colony. 有几年中 没有一只雏鸟幸存
We will see how animals are adapting in extraordinary ways to survive the new challenges they face. 我们将看到面临新的挑战,动物如何以非凡的方式去适应
that animals survive in this man-made world. 动物们神奇的生存方式
Grass can survive some of the harshest conditions on earth, 青草可以在地球上最为极端的环境下生长
and this calf's will to survive is remarkable. 这只幼鹿的求生欲望让人叹为观止
Five hundred miles further north than any tree can survive, 在树木生存极限八百公里以北的地方
the cubs might not survive the week. 这些幼崽可能撑不过这周
The rain that a grassland needs to survive for a year 草原生长所需的年降雨量