Human evolution species were indeed responsible for most of the Oldowan tools found. They argue that when most of the Oldowan tools were found in association with human fossils, "Homo" was always present, but "Paranthropus" was not. In 1994, Randall Susman used the anatomy of opposable thumbs as the basis for his argument that both the "Homo" and "Paranthropus" species were toolmakers. He compared bones and muscles of human and chimpanzee thumbs, finding that humans have 3 muscles which are lacking in chimpanzees. Humans also have thicker metacarpals with broader heads, allowing more precise grasping than the chimpanzee hand can perform. Susman
The Body (1970 film) The Body (1970 film) The Body is a 1970 UK scientific documentary film directed and produced by Roy Battersby. In the film, external and internal cameras are used to showcase the human body. The film's narrators, Frank Finlay and Vanessa Redgrave, provide commentary that combines the knowledge of human biologists and anatomical experts. The film's soundtrack, "Music from the Body", was composed by Ron Geesin and Roger Waters, and includes songs that were made using the human body as a medium. Waters is also the narrator of one scene. In August 1971 Nat Cohen, whose company distributed the film, said