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海外漂泊20年后,中华贝贝龙,这件轰动世界的8 600万年前的恐龙胚胎和蛋化石标本,终于回到中国。它的发现,不仅增加了窃蛋龙的新种类,而且为了解窃蛋龙类的个体发育提供了重要线索。窃蛋龙属于兽脚类中、长羽毛的手盗龙类恐龙。它们有一些比较特殊的构造,比如一些原始的种类(切齿龙和尾羽龙)都有牙齿,尾羽龙的尾部生有与现生鸟类一样的羽毛;而进步的种类头骨高度气腔化、吻短、没有牙齿,可能有角质喙等,这些特征均类似于现生鸟类。因此,窃蛋
After 20 years of overseas wandering, China Beibei Long, the world-renowned 86 million dinosaur embryo and egg specimen, finally returned to China. Its discovery not only increased the new species of Eupolyphaga, but also provided important clues for understanding the individual development of Euphelmina. Whip Egg belongs to the animal class, long feathers of the hands of the predators dinosaurs. They have some special structures, such as some of the original species (cut dragon and tail dragon) have teeth, the tail of tail dragon born with the same kind of bird feathers; and advanced species skull height air cavity, kiss Short, no teeth, may have beaks, etc., these characteristics are similar to the living birds. So, steal eggs