Horizon Season 18 Episode 12
Episode Title: Unknown
Genre:
Documentary
Countries:
UK,
Airing Date: March 20, 1982
Runtime:50 mins
IMDb Rating:
Stream the full Horizon Season 18 Episode 12 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
Horizon: In this episode, Horizon explores the new evolutionary theory that there are sudden, vs. gradual, evolutionary changes from one species to another.