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  • Dinosaurs 101 | National Geographic - YouTube
    Over a thousand dinosaur species once roamed the Earth Learn which ones were the largest and the smallest, what dinosaurs ate and how they behaved, as well as surprising facts about their
  • Dinosaur - Wikipedia
    Dinosaurs are a diverse group of reptiles [note 1] of the clade Dinosauria They first appeared during the Triassic period, between 243 and 233 23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is a subject of active research
  • Dinosaurs: List of Types Names with Facts Pictures
    Get to know the different types of these reptiles that dominated the Earth before mammals here Classification based on alphabets: Since there is no way to confirm and classify all the dinosaur families, there is no official taxonomy for them
  • Dinosaur | Definition, Types, History, Names, Facts | Britannica
    Dinosaur, the common name given to a group of reptiles, often very large, that first appeared roughly 245 million years ago and thrived worldwide for nearly 180 million years
  • Dinosaur Facts - American Museum of Natural History
    Delve into these fast facts about dinosaurs for kids of all ages Discover why the Tyrannosaurus had sharp teeth, where the name “dinosaur” comes from, and more! Dinosaurs are a group of reptiles that have lived on Earth for about 245 million years
  • Dinosaurs – The Complete Guide, With Facts And Pictures
    Complete guide to dinosaurs, with list of dinosaurs from each period Dinosaur evolution, extinction, types, plus interesting facts
  • Dinosaurs - National Geographic Society
    Scientists estimate over a thousand dinosaur species once roamed Earth Learn which ones were the largest and the smallest, what dinosaurs ate and how they behaved, as well as surprising facts about their extinction
  • Dinosaurs - Extinction, Timeline Definition - HISTORY
    Scientists first began studying dinosaurs during the 1820s, when they discovered the bones of a large land reptile they dubbed a Megalosaurus (“big lizard”) buried in the English countryside In


















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