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White-footed mice, Peromyscus leucopus, possess several characteristics which make them interesting subjects for the experimental study of social interactions and stress physiology: tolerance of very high cage densities among social congeners; marked behavioral intolerance among social strangers; exceptionally large adrenal glands; and adrenal and eosinophil responses sensitive to social disturbance.
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Charles H. Southwick (1964) studied this question.
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