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Aftereffects of natural photoperiods in tuco-tucos captured in summer and winter and transferred to lab DD. Representative double-plotted actograms of summer- (upper panel) and winter-caught (lower panel) tuco-tucos under DD. At the right, boxplots illustrate the duration of daily lab-activity (α) displayed during the aftereffects of natural entrainment, compared between summer (n = 17) and winter (n = 18) animals.
