Snakes are limbless, cold-blooded, and scaly reptiles belonging to the order of Squamata.
蛇是截肢，冷血，和鳞片属于爬行动物的顺序有鳞目。
Yet, the phylogenetic relationships among major groups of Squamata remain controversial up to now.
但到目前为止有鳞目内部的系统发生关系一直存在许多争议。
Yet, the phylogenetic relationships among major groups of Squamata remain controversial up to now.
但到目前为止有鳞目内部的系统发生关系一直存在许多争议。
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