When did Horizon Season 21 Episode 10 air?
Horizon Season 21 Episode 10 aired on March 26, 1984.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 21 · Episode 10
Signs of the Apes, Songs of the Whales
Mar 26, 1984·1h
Horizon investigates the linguistic potential of non-human species.
Episode FAQ
Direct answers for episode-level questions and details.
How long is Horizon Season 21 Episode 10?
This episode runs for approximately 60 minutes.
Comments
Comments coming soon
Discuss episodes with other viewers