(FILES) In this file photo taken on June 27, 2018 Head of Kenya Wildlife Service (KWS), world-renowned paleoanthropologist and conservationist Richard Leakey speaks during an interview with AFP in Nairobi, Kenya. - World-renowned Kenyan conservationist and politician Richard Leakey, who unearthed evidence that helped to prove humankind evolved in Africa, died on January 2, 2022 at the age of 77, said Kenyan President Uhuru Kenyatta in a statement. (Photo by Yasuyoshi CHIBA / AFP)