Feathered Dinosaurs

ISBN: 9780792272199

作者: Christopher Sloan

出版社: Natl Geographic Soc Childrens books

出版年: 2000-10

页数: 64

定价: $ 20.28

装帧: HRD

内容简介

All the dinosaurs became extinct 65 million years ago, right? Wrong. Exciting new fossil research suggests that though most of the dinosaurs did die out, flying dinosaurs didn't. They survived and changed over all those millions of years. Now we call them.