Poster of Cast and Crew in Horizon - Signs of the Apes, Songs of the Whales (Season 21 - Episode 10) - Signs of the Apes, Songs of the Whales

Horizon - Season 21 - Signs of the Apes, Songs of the Whales (Episode 10)

Plot: Horizon investigates the linguistic potential of non-human species.
Episode Aired On:
Monday, March 26 1984
41 years ago
Genres: Documentary