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1·Since then, however, scientists have found a number of well-preserved theropod fossils with many more featherlike structures, corresponding to downy feathers and feathers with vanes.

无论如何，从那时开始，科学家已经找到了一定数量的保存完好的，拥有类似羽毛结构的兽脚亚目恐龙化石，这种结构和羽毛绒还有羽毛叶片符合得很好。