繁衍是生命孕育下代的行为，可分为有性繁衍和无性繁衍。人类即是通过有性繁衍方式繁衍生息的物种。
多年来，我们一直认为是中生代丰富的植物种类使这些巨型生物得以繁衍生息。
For years, we have assumed it was the abundant plant life of the Mesozoic that allowed these giants to thrive.
动物们来到这里，喜欢这里的景色，占据了它们的栖息地，定居下来，繁衍生息。
Animals arrived, liked the look of the place, took up their quarters, settled down, spread, and flourished.
我们认为，如果珊瑚礁遭到破坏，几年之后，生长最快的珊瑚就会重新在该地区繁衍生息。
We think that when reefs are damaged, after a few years, the fastest-growing corals repopulate the areas.
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