Kenyan Conservationist Richard Leakey

World-renowned Kenyan conservationist and fossil hunter Richard Leakey, whose groundbreaking discoveries helped prove that humankind evolved in Africa, died on Sunday at the age of 77, the country's president said.

World-renowned Kenyan conservationist and fossil hunter Richard Leakey, whose groundbreaking discoveries helped prove that humankind evolved in Africa, died on Sunday at the age of 77, the country's president said.