Horizon
Season 21 Episode 10 - Signs of the Apes, Songs of the Whales
7.4 ?
1964
Documentary
Horizon investigates the linguistic potential of non-human species.
Episodes in Season 21
1
The Intelligence Man
60 min
2
Microworld!
60 min
3
A New Green Revolution?
60 min
4
Spies in the Wires
60 min
5
Valley of the Inca
60 min
6
The Conquest of Parasites
60 min
7
Reflections on a River
60 min
8
A Normal Face
60 min
9
Prisoners of Incest
60 min
10
Signs of the Apes, Songs of the Whales
60 min
NOW PLAYING
11
Professor Bonner and the Slime Moulds
60 min
12
The Mind of a Murderer: The Case of the Hillside Strangler
60 min
13
The Mind of a Murderer: The Mask of Madness
60 min
14
A Cruel Inheritance
60 min
15
The Malvern Link
60 min
16
Contented Cows and Other Animals
60 min
17
Picking Winners
60 min
18
The Brain Puzzle
60 min
19
Global Village
60 min
20
Ivan
60 min
21
A Mathematical Mystery Tour
60 min
22
Supercharged
60 min
