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Meaning of Paleozoic, Mesozoic & Cenozoic?

[ad_1] The Paleozoic, Mesozoic, and Cenozoic are the three main eras of complex multicellular life on Earth. The Paleozoic is the age of invertebrates, terrestrial plants, amphibians, and synapsids. The Mesozoic is the age of reptiles, and the Cenozoic is the age of mammals. The Ediacaran fauna existed around 60 million years before the start […]