In this experiment, the researchers put dog treats inside a box. Lifting the lid was the only necessary action for getting the treat. But when researchers taught dogs to use the box, the instructors first pulled a lever on the side of the box. However, the dogs soon figured out the lever was irrelevant to getting the treat. So they stopped using it.
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Poster Comment:
If only people were as smart; wouldn't be fighting stupid wars for Israel, featherbedding at work, and many other unnecessary things.