Early sexual experience and stressful conditions affect the response of young ewes to the male.

@article{Chanvallon2010EarlySE,
  title={Early sexual experience and stressful conditions affect the response of young ewes to the male.},
  author={Audrey Chanvallon and Rex John Scaramuzzi and Claude Fabre-Nys},
  journal={Physiology & behavior},
  year={2010},
  volume={99 4},
  pages={457-65}
}
Exposure of anoestrous ewes to rams induces oestrous cycles (the 'ram effect'). This response is poor in young-sexually naive females, possibly because they lack sexual experience and are sensitive to stress. Firstly, we assessed the conditions required for the acquisition of sexual experience. We exposed naive females at 5 or 9 months of age to rams and subsequently assessed their response at 1 year of age, to the ram effect. Unexpectedly, 2 weeks pre-exposure at 5 months and under some… CONTINUE READING