Tracing the origin and early radiation of birds—Paleornithologist ZHOU Zhonghe     

With great care  Dr. ZHOU Zhonghe takes out a package wrapped by cotton tissue from a drawer  says: "This is the gem of our collections: the fossil of a bird that lived million years ago!" Then  pointing at a tiny mound  he explains: "Look  this is the claw  that is the head. It was in the egg shell  ready to hatch ... The species fell into a family of waterside inhabitants."…… 《中国科学院院刊(英文版)》2008,22(1):43-46

With great care, Dr. ZHOU Zhonghe takes out a package wrapped by cotton tissue from a drawer and says： “This is the gem of our collections： the fossil of a bird that lived 125 million years ago!” Then, pointing at a tiny mound, he explains： “Look, this is the claw and that is the head. It was in the egg shell and ready to hatch ... The species fell into a family of waterside inhabitants.”  相似文献