About Dinos

  • Dinosaurs are a group of reptiles that have lived on earth for millions of years.
  • In 1842, the English naturalist Sir Richard Owen coined the term Dinosauria, derived from the Greek deinos, meaning "Fearfully great," and sauros, meaning "lizard."
  • Dinosaur fossils have been found on all seven continents.
  • All non-avian dinosaurs went extinct about 66 million years ago.
  • Modern birds are a kind of dino because they share a common ancestor with non-avian dinosaurs
  • The earliest known dinos appeared during the Triassic Period (About 250 to 200 million years ago)