But this is the story of what was happening beneath the waves. 但本集将讲述的是海浪下发生的故事
...ravaged by the elements and the forces of nature. 这些地方遭到自然因素和力量的摧残
and the very first fights for survival... 以及我们这个非凡的星球上
In the next chapter, we go back to life's origins in the sea... 下一章 我们将回头探索生命在海洋中的起源
And even the moment when animals first came out of the water. 甚至再到动物第一次离开水的那一刻
that led to the rise of the mighty dinosaurs. 导致强大的恐龙的崛起
...to the evolution of hard-shelled eggs 再到硬壳卵的进化
...to the ancestors of the birds first taking to the air... 到鸟类的祖先率先上天…
This series will explore the most important milestones in the history of life. 本片将探索生命史上最重要的里程碑
Life today is the 1% that made it through. 如今的生命只是那幸存下来的1%