近鸟龙 近鸟龙是中国辽宁省建昌县大西山发现的目前世界上已知最早的羽毛恐龙,属于小型鸟脚类恐龙。生活年代在晚侏罗纪,在其前后肢上都分布着奇特的飞羽,目前推测飞羽的颜色可能相当华丽,像它这样全身披羽的现象,在已经灭绝的物种中尚无先例。 近鸟龙复原图片
尽管近鸟龙的羽毛缺少强度,但是它们通过数量来弥补。
What the plumes lacked in strength, however, they made up for in number.
对于雄孔雀来说,硕长且沉重的尾屏是个沉重的负担,而过多的羽毛可能也同样拖累了近鸟龙。
And just as their long, heavy trains pose a burden to peacocks, the extravagant feathers of Anchiornis may have been a bit of a drag, literally.
近鸟龙的腕骨呈深楔形,因此它可以将前肢折叠到身体两侧,行走时前肢上的羽毛可以悬空,不会拖在地面上。
Anchiornis's wrist bone was so wedge-shaped that it could fold its arms to its sides, keeping its arm feathers off the ground as it walked.
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