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United States Department of Agriculture

Agricultural Research Service

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Image Number D836-4

To measure cognition in rats, ARS scientists used video imaging of a pool to track the route rats took to find a submerged platform (the end point of their swim).  This diagram of the top view of a later trial of a rat fed blueberry extract shows that the rat learned quickly to locate the platform.


Image by Barbara Shukitt-Hale.

640 pixels wide: (d836-4.jpg)

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Last Modified: 10/13/2016
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