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the cenozoic

By tocool
  • 65 mya
    Jan 1, 1001

    65 mya

    65 mya
  • 65 mya hoofed mammal
    May 8, 1001

    65 mya hoofed mammal

    first seen
  • 55.9
    May 3, 1003

    55.9

    Appearance of placental mammals
  • 55.8 Major Warming Concern
    May 8, 1004

    55.8 Major Warming Concern

    North Pole temperature averaged 23°C (73.4°F), CO2 concentration was 2000 ppm.
  • 33.3 mya
    May 8, 1005

    33.3 mya

    Modern mammals appear
  • 23.03 mya
    May 8, 1006

    23.03 mya

    First elephants with trunks
  • 4 mya
    Jan 1, 1008

    4 mya

    mammals fighting
  • 2 mya
    Jan 1, 1010

    2 mya

    the biggest mammal on feet