highly significantp < 0.0001
The animals showed a highly significant preference (paired Wilcoxon test; V = 353, p < 0.0001, r = 0.76) for odor derived from male perioral secretions (median sniffing time: 23.17 s; SD: 26.3) over swabs from the dorsum (median sniffing time: 12.45 s; SD: 14.9), irrespective of their sex.