B4ria4cambergsince B4ria4cambergsince
  • 18-04-2017
  • Biology
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For about how many years of geologic time have dinosaurs existed on earth

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ThePlanteJessie
ThePlanteJessie ThePlanteJessie
  • 28-04-2017
Dinosaurs have existed on earth for about 165 million years.
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