-
Jan 1, 1001
65 mya
65 mya -
May 8, 1001
65 mya hoofed mammal
first seen -
May 3, 1003
55.9
Appearance of placental mammals -
May 8, 1004
55.8 Major Warming Concern
North Pole temperature averaged 23°C (73.4°F), CO2 concentration was 2000 ppm. -
May 8, 1005
33.3 mya
Modern mammals appear -
May 8, 1006
23.03 mya
First elephants with trunks -
Jan 1, 1008
4 mya
mammals fighting -
Jan 1, 1010
2 mya
the biggest mammal on feet
