Extinction (English, Laura Perdew | Tom Casteel)

About the Book

Have you seen a dodo bird recently? Do you have mastodons playing in your back yard? Not likely--these species are both extinct, which means the entire population has died out. More than 99 percent of all species, or about 5 billion, have gone extinct since life first formed on Earth 4.5 billion years ago. Some of those species went extinct at the same time in an event know as a mass extinction. What type of event could cause such a massive die o…

ISBN: 9781619305571