Learning science one step ahead : Back to Jurassic(Chinese Edition) - Softcover

 
9787542757708: Learning science one step ahead : Back to Jurassic(Chinese Edition)

Synopsis

Paperback. Pub Date :2013-07-01 Pages: 200 Language: Chinese Publisher: Shanghai Popular Science Press from the formation of the Earth has experienced 46 million years of ups and downs . The distinctive blue planet . from its birth to the edge of life . In more than 40 billion years long journey . the life forms from the beginning of the birth incessantly during the evolution . According to the study of fossils . animals first appeared on earth from the original ocean and began its evolutionary history . Early marine animals after a long geological periods . and gradually evolved into various branches . enriching the early Earth life forms . Before humans appeared . trilobites . armor fish. dinosaurs. mammoths and other prehistoric animals have already emerged and flourished in their active phase . Later. they are to survive in the changing environment have become extinct . ...

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