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Unformatted text preview: here. )- Paranthropus or Australopithecus robustus (to see fossils of this species, click here. )- Paranthropus or Australopithecus boisei (to see fossils of this species, click here. ) 3. Origins of Bipedalism- Humans have a number of adaptations for bipedalism, including our long leg bones, the lumbar curve in the back, and the positioning of the foramen magnum- Since bipedalism is slower and less stable than four-legged locomotion , it must have provided some benefit to early hominids that outweighed the disadvantages.- Theories about what that might have been have suggested roles for bipedalism in tool use, distance vision, heat protection, food sharing, seed eating, and efficiency of long range walking. Anthropology 100 Lecture Outline...
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- Spring '08