A 9-year-old boy in South Africa discovers one of the greatest fossil finds of all time while taking a walk: a two-million-year-old clavicle bone belonging to a prehuman boy. Its an extraordinary find because it belongs to one of the most complete early hominid skeletons ever discovered. A 9-year-old boy in South Africa discovers one of the greatest fossil finds of all time while taking a walk: a two-million-year-old clavicle bone belonging to a prehuman boy. Its an extraordinary find because it belongs to one of the most complete early hominid skeletons ever discovered. A 9-year-old boy in South Africa discovers one of the greatest fossil finds of all time while taking a walk: a two-million-year-old clavicle bone belonging to a prehuman boy. Its an extraordinary find because it belongs to one of the most complete early hominid skeletons ever discovered. A 9-year-old boy in South Africa discovers one of the greatest fossil finds of all time while taking a walk: a two-million-year-old clavicle bone belonging to a prehuman boy. Its an extraordinary find because it belongs to one of the most complete early hominid skeletons ever discovered.