Crisangely's Timeline Of The History Of Organisms Over Time

By Crisangely Jolievette Henriquez Polanco
  • 120

    Early birds

    120 million years ago and in the Jurassic period
  • Period: 146 to 200

    Jurassic period

  • Period: 146 to Dec 16, 650

    Cretaceous period

    Its acually 65 millon years ago
  • 200

    Jurassic period

    Birds started to appear 120 million years ago.
  • Period: 200 to 252

    Triassic period

    the timeline is actually from 252 million years ago to 65 millon years ago.
  • 251

    Triassic periods

    The earliest dinosaurs were in this time.which dated back 252 millon years ago.But no one really knows the exact date that dinosaurs first appeared.
  • 252

    Dinosaurs

    252 million years ago and in the Triassic period
  • Dec 16, 650

    Cretaceous period

    80 million years ago plants started to dominate the land

  • Flowering plants

    80 million years ago and in the cretaceous period