日期:
来源:雅诚德英语网
Given the ancient root of the louse family tree, it is likely that the first louse infested the feathered dinosaurs that were the birds' ancestors, he concludes.
考虑到虱子系统树的悠久历史,很可能虱子先传播到是鸟类祖先的有羽毛恐龙身上了。
Given the ancient root of the louse family tree, it is likely that the first louse infested the feathered dinosaurs that were the birds' ancestors, he concludes.
考虑到虱子系统树的悠久历史,很可能虱子先传播到是鸟类祖先的有羽毛恐龙身上了。