Season 23Episode 161h 0m
What Makes an Animal Smart?
1986-05-120.0 rating
This report by Horizon takes a look at the instinctive side of intelligence in animals that shows us that we owe more to instinct than we may care to think.
1986-05-120.0 rating
This report by Horizon takes a look at the instinctive side of intelligence in animals that shows us that we owe more to instinct than we may care to think.