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Stegosaurus Ungulatus. From Starta of Jurassic Age North America. Undated wash drawing © Bettmann/CORBISStegosaurus Ungulatus. From Starta of Jurassic Age North America. Undated wash drawing © Bettmann/CORBIS

What might have happened had an asteroid not wiped out the dinosaurs?

Even though the field below says 'Questions,' we're going to use it for discussion!