After being asked to raise umber, a bonobo chimpanzee, in his home as part of an experiment to discover the differences in learning patterns between humans and chimps, dr Jim Dutton, an anthropology professor, begins to ...After being asked to raise umber, a bonobo chimpanzee, in his home as part of an experiment to discover the differences in learning patterns between humans and chimps, dr Jim Dutton, an anthropology professor, begins to suspect that his primate pupil has been genetically altered.