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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D836-3

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 an early trial of a rat fed blueberry extract shows that the rat was confused in locating the platform.

 

Image by Barbara Shukitt-Hale.



640 pixels wide: (d836-3.jpg)




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Last Modified: 8/1/2007
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