Image Caption
When the entrance to the reward tunnel was blocked, most of the rats picked a tunnel that led in the direction of the food, supporting the idea that rats navigate using something like a mental map.
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This image is part of a series:
Testing an idea (1 of 3)
Psychologist Edward Tolman wanted to know how rats successfully navigate their surroundings - for example, a maze containing a hidden reward. Would they build mental maps of the maze as…