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Unformatted text preview: o Tool use H. rudolfensis o Lumpers and splitters H. erectus Overlapped w/ H. habilis (1.7 mya 300 kya) Basically modern body size/ shape o Bipedalism o Tall o Large brain, 1,000 cc Biological changes from habilis/ australopiths: o Fewer chewing muscles o Smaller jaws o Skull base adaptations...
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- Spring '07