-
existing:4 million years ago
walk on 2 feet
omnivores -
existing:2 million years ago
had a brain
tools
2 feet
omnivores -
existing:1.8 million years ago
brain larger
2 feet
omnivores
knew how to make fire last -
existing:500 thousand years ago
brain bigger
tools
omnivbores
2 feet
comfortable -
modern humans
spheres
agriculture
comfort
largest brain
communication
tools
fire
walk on 2 feet
write -
-
1013-973 BCE
-
-
701 BCE
-
587 BCE
-
(2000 BCE)
-
(1700 BCE)