Caudipteryx has an interesting mix of reptile and bird-like anatomical features.

尾羽龙有一种有趣的爬行动物和鸟类的混合解剖特征。

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PURPOSE: To study the anatomical features of curved root canals.

目的：研究弯曲根管的形态学特点。

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But they pose questions about what were the transitions in human evolution, why did those anatomical features change?

但他们对人类进化是如何进行的提出了问题，为什么这些解剖特点改变了？

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