But not all animals here are stuck in one place. 但这里的动物并非全都困于一地
99% of all species that have ever existed 曾经存在过的全部物种之中
...all perfectly adapted to the challenges of life. 它们全都完美地适应了生命的挑战
came this new multitude of life in all its wondrous variety... 诞生了这个多样而奇妙的生命群体
Survivors that would form the basis of all species that exist today. 这些幸存者将成为 今天存在的所有物种的基础
leading to the death of almost all dinosaurs... 导致恐龙几乎全部死亡
Each time, more than three-quarters of all species 每一次 超过四分之三的物种
came the most iconic dynasty of them all. 诞生了最具标志性的王朝