The first of the epic natural history series by David Attenborough. It traces the dramatic history of life on earth from its very beginnings, some 3.5 billion years ago, to the origins of man. The first of the ‘epic’ natural history series by David Attenborough and the biggest ever undertaken by the BBC Natural History Unit (NHU) at the time, using over a million feet of film and 100 locations. It traces the dramatic history of life on earth from its very beginnings, some 3.5 billion years ago, to the final emergence of man and the array of animals that share the world with us today.