Finding Ardipithecus ramidus kadabba specimens a tremendous challenge Lakes, forest areas, volcanic rocks and recent sediments cover about 87 percent of the present-day Middle Awash area.

Haile-Selassie believes Ardipithecus ramidus kadabba was about the size of a modern-day chimpanzee and about 20 percent larger than the “Lucy ” specimen.

Ardipithecus ramidus may have walked upright. Other fossils discovered with A. ramidus suggest that the species lived in the forest. 4.4 mya first fossils found 1992 ...