...evolving into the 18 different species we know today. 进化成 我们今天所知的18个不同的物种
there's a place where we can see how that story may have played out. 有一个地方 也许可以展示这个故事的发展
lived all the major animal groups that we recognize now. 生活着 我们现在所认识的所有主要动物群
we can still find the descendants of those early supersocializers. 我们仍然可以找到 早期超级社会性动物的后代
giving us many of the animals we still have today... 为我们带来许多今天仍然存在的动物
life as we know it was impossible. 我们所知的生命不可能存在
Earth looked nothing like the world we know today. 地球的样貌与现在完全不同
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
from the beginning of life to the infinite variety we know today, 从生命的起源 到我们今天所知的无尽多样性