4. Australopithecus afarensis 3 to 5 million years ago
small brain, bipedal = walked upright
Don Johanson with Lucy

5. Australopithecus africanus 1 to 2.5 million years ago
small brain, bipedal
Raymond Dart with Taung 1924

6. Robust Australopithecines
1 to 2 million years ago
small brain, bipedal very large chewing muscles and teeth

7. larger brain, smaller teeth and jaw stone tools, scavenger
Homo habilis
1.5 to 2 million years ago
larger brain, smaller teeth and jaw
stone tools, scavenger
Louis and Mary Leakey
Kamoya Kimeu

8. Homo erectus
1.6 million years ago to 400,000 years ago
Larger brain, brow ridge and no chin
Tools for hunting and fire
Migrated from Africa to Europe and Asia

9. Homo sapiens
400 thousand years ago
In Europe: Neanderthals
100 to 35 thousand years ago
thick bones, large brains

10. Homo sapiens
Cro-Magnon 35 thousand years ago
Cave paintings