Did Dinosaurs Have Feathers?

ISBN: 9780064452182

出版社: HarperCollins

出版年: 2003-12

页数: 40

定价: 47.00元

装帧: Pap

内容简介

Let's-Read-and-Find-Out about Feathered Dinosaurs. Birds have feathers, but did you know some dinosaurs did too? New fossils have shown that as long as 145 million years ago, some dinosaurs had feathers, just as birds do. The birds you see outside your window are relatives of these ancient creatures.