What Makes an Animal Smart?

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Horizon
12th May 1986 1 hour Season 23 Episode 16

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.

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A Handful of Sugar with a Pinch of Salt still
Season 23 · Episode 17

A Handful of Sugar with a Pinch of Salt

Horizon presents a simple, but effective, cure for diarrea in young children; sugar and salt.
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