-
200
3.5 Billion Years Ago - Single Celled Creatures form
-
400
0.55 Billion Years Ago - First multicellular organisms
-
406
0.36 Billion Years Ago - First Trees
-
407
0.25 Billion Years Ago - The First Mammals
-
412
0.0001 Billion Years Ago - The First Humans
-
4.5 Billion Years Ago - The Earth is formed
4.5 Billion Years Ago