Calhoun's Rodent Utopia

lt;p>Between 1968 and 1970, American ethologist John B. Calhoun (1917-1995) conducted a behavioral study of captive mice within a nine-square-foot enclosure at a rural facility in Poolesville, Maryland. Within the enclosure known as Universe 25, severa

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Dr Calhoun's Mice Utopia Experiment. – Robert Reynolds: Research