A Quick Look at the History of Life on Earth Part 2 - The Phanerozoic Eon

This A Quick Look at the History of Life on Earth Part 2 - The Phanerozoic Eon presentation also includes:

Three eras of the current Phanerozoic geological eon are broken down for your pupils. Biological features of the Paleozoic, Mesozoic, and Cenozoic eras are listed, along with the possible causes of mass extinctions. Plenty of diagrams, charts, graphs, photos of fossils, and drawings of prehistoric organisms accompany the text. 

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