Originally broadcast as a National Geographic Society special on the NBC television network on Jan. 25, 1994.
Special features: Bonus program Best of cameramen who dared; photo gallery; interactive historic moments timeline; scene access; website access links.
Includes excerpts from Dr. Leakey and the dawn of man (1966); Among the wild chimpanzees (1984) with Jane Goodall; Search for the great apes (1976) with Birute Galdikasl and Gorilla (1981) with John Aspinall and Dian Fossey.
DVD; digital Dolby; standard format.
Closed-captioned.
Blue planet -- Survival -- New life -- Human spirit -- Nature's balance -- Keepers of the wild -- Explorers