123. What Do Animals Think? (1997)

Do animals feel pain or pleasure? Do they know they exist at all? An investigation into the mystery of animal awareness. Originally broadcast on Channel 4 in 1997 under the title, Do Vampire Bats Have Friends? (3 parts, 50 minutes total.)

Part 1 (19 min.)


Part 2 (15 min.)


Part 3 (17 min.)