- 99% of all species that have ever existed
曾经存在过的全部物种之中 - are now extinct.
99%已经灭绝 - Life today is the 1% that made it through.
如今的生命只是那幸存下来的1% - 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 - From when mammals established themselves as a global power...
从哺乳动物称霸全球… - ...to the ancestors of the birds first taking to the air...
到鸟类的祖先率先上天… - ...to the evolution of hard-shelled eggs
再到硬壳卵的进化
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
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