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Cretaceous Period

Cretaceous Period

The Cretaceous Period

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Introduction The Cretaceous Period was the last phase of the Mesozoic era and spanned for an interval of 75 million years from 135-65 million years ago. Although the dinosaurs died out in this period many interesting dinosaurs like the¬†Tyrannosaurus Rex¬†and… Read More »The Cretaceous Period