The Mesozoic Era is often referred to as the Age of Dinosaurs, for during its 150 million years these terrible lizards dominated the earth. While the gigantic reptiles that enthrall today's schoolchildren - the tyrannosaurs, triceratops, and stegosaurus - lumbered through the subtropical landscape, the pterosaurs ruled the skies, and the ichthyosaurs swam the seas.
Related Subjects
Animals Earth Sciences Evolution Fossils Geology Nature Paleontology Science Science & Math Science & Scientists