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![Download a high-resolution (300dpi) digital image here](https://webarchive.library.unt.edu/eot2008/20081006033936im_/http://www.ars.usda.gov/is/graphics/photos/downloadbutton.gif)
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: 08/01/2007
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