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考古：科学家探寻神奇霸王龙的秘密 (组图)(10)

2007-04-24 10:34:29 中华网论坛【大中小】发表评论

    最后Gregory 认为说‘霸王龙的尾巴和他前倾的上身构成了身体里的一个跷跷板。强而有力的尾巴能够使跌倒失重情况下的霸王龙找到平衡使自己站起来。

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