Season 21 · Episode 10 of 22
Aired Mar 26, 1984
Signs of the Apes, Songs of the Whales
Mon, Mar 26, 1984
Streaming on PBS
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Horizon investigates the linguistic potential of non-human species.
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Airs
Mon, Mar 26, 1984
Show
Horizon
1174 episodes
Episode
S21 · E10
in Horizon