TOP 10 MISCONCEPTIONS ABOUT DINOSAURS Dinosaurs represent failure and extinction. Dinosaurs and "humans" coexisted. Dinosaurs were either all hot-blooded or all cold-blooded. The word dinosaur means "terrible-lizard." Whatever you read in the latest "dinosaur book" or see on T.V. or in the movies must be true. Dinosaurs all lived and died at the same time. Mammals arose after the dinosaurs, and helped drive the dinosaurs into extinction by eating dinosaur eggs. An asteroid (or comet) killed the dinosaurs. All big reptiles from the prehistoric past ("Monsters") are dinosaurs. Archaeologists dig up dinosaurs. 6. Dinosaurs all lived and died at the same time. The distance in time between Tyrannosaurus and Apatosaurus (formerly called Brontosaurus) is more than the time between Tyrannosaurus and your parents, about 65 million years. Of the (approximately) 900 named species of Mesozoic dinosaurs, only two or three dozen species faced the final extinction in North America.
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