jul 5, 4000000 BC - Australopithecus

Description:

source 1: http://www.columbia.edu/itc/anthropology/v1007/2002projects/web/australopithecus/austro.html
source 2:http://humanorigins.si.edu/evidence/human-fossils/species/australopithecus-afarensis
Fact 1: They are Bipedal (walk on two legs
Fact 2:They have more room in there brain for thinking than for sight
Fact 3:There name means southern ape from africa

Claim 1: Australopithecus's skulls are smaller than ape skulls

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