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Mean and standard error of the mean for (A) the number of vaginal scent marks that females made in 15 min when exposed to a sexually-experienced male hamster (B) the latency to inflict aggressive bites on a sexually-experienced male hamster, and (C) the plasma estradiol concentrations. All variables were measured just after lights out on the third day of the estrous cycle. *Significantly different from ad libitum at P < 0.05 (Adapted from Schneider et al. 2007).
