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为什么一些恐龙如此庞大？
source link: https://tech.sina.com.cn/d/c/2019-06-22/doc-ihytcerk8542343.shtml
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文章来源：中科院古脊椎所体型大小是动物体的一个核心生物指标，对动物的运动、取食、繁殖和生理等诸多方面都有重要影响，同时这一指标对个体发育、性双型以及自然选择和性选择等方面的研究也至关重要。体型的演化，无论是大型化还是小型化都具有非常重要的演
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