This video segment from Evolution: "Great Transformations" illustrates the differences between the skeletons of a chimpanzee (a knuckle-walker) and a human (a biped). [57 sec]

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biped, hominid evolution, skeletal structure, skeleton system, pbs learningmedia: walking tall, teachers' domain, wgbh, chimpanzee, human evolution

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Classroom Considerations

Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)

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