There have been some friendships lost over this. That's the most difficult for me. I find it very uncomfortable to know that I was at one time close friends with someone, and because of jealousies and misunderstandings and so on, these friendships have dissolved.

Generally thought to be members of the species Australopithecus afarensis they are estimated to be about 3. Lucy's Legacy: The Quest for Human Origins. S.

Along with Maurice Taieb and Yves Coppens he is known for discovering the fossil of a female hominid australopithecine known as "Lucy" in the Afar Triangle region of Hadar Ethiopia.