27 Aug How does the narrator characterize the leap to bipedalism an

How does the narrator characterize the leap to bipedalism and its impact on the human brain?Where is the Afar and why is it significant?How was the Zeray’ fossil dated? What is the name of this fossil and how far back does it date? What species name does she have?  and what other famous fossil is of the same species?How old was Salam when she died and how was this learned?What is bipedalism? What details support the knowledge that Salam and Lucy were bipeds?What does the full skeleton tell us about their locomotion and their environment?What does the Sugata Valley tell us about the ancient African environment and the early hominin species living there?Which theory about the Emergence of Bipedalism does the film narrator support and why?What is the  ‘Molecular clock’  and what does it tell us about the emergence of hominin species, (bipedal apes)?Who was our earliest ancestor? Explain and date the fossil evidence