If you've ever had a problem with rodents and woken up to find that mice had chewed their way through the Cheerios, the Famous Amos, three packages of Ramen noodles, and even that carton of baker's yeast you had bought in a fit of "Ladies of the Canyon" wistfulness, you will appreciate just how freakish is the strain of laboratory mouse that lacks all motivation to eat.
The mouse is physically capable of eating. It still likes the taste of food. Put a kibble in its mouth, and it will chew and swallow, all the while wriggling its nose in apparent rodent satisfaction.
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