When the environment is stable, size matters.

来源: pieq314 于 2012-03-24 16:32:24 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (217 bytes)
回答: 有个很有趣的现象 由 aChineseBostonian 于 2012-03-24 09:54:22

So dinosaurs became huge. But when that asteroid hit the Earth 65 million years ago, size became a disadvantage: making it unable to adapt to sudden environmental changes

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