History, 01.08.2019 00:20 2016gbryant

Bipedalism in ancestral hominids is believed to have started
a. 3.4 million years ago, with a. afarensis aka "lucy"
b. 4.4 million years ago with a. ramidus aka "ardi"
c. 6-7 million years ago with s. tchadensis aka as "toumai"
d. 8 million years ago with the divergence of p. troglodytes aka "oliver"

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Bipedalism in ancestral hominids is believed to have started
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