Variation in a Female Sexual Attractiveness Pheromone Controls Male Mate Choice in Garter Snakes

@article{Lemaster2002VariationIA,
  title={Variation in a Female Sexual Attractiveness Pheromone Controls Male Mate Choice in Garter Snakes},
  author={Michael Lemaster and Robert T. Mason},
  journal={Journal of Chemical Ecology},
  year={2002},
  volume={28},
  pages={1269-1285}
}
Male red-sided garter snakes (Thamnophis sirtalis parietalis) display a courtship preference for larger females during the breeding season. Utilizing behavioral experiments and chemical analyses, we tested the hypothesis that males can discriminate among females of varying size solely by means of the sexual attractiveness pheromone, a previously characterized sex pheromone composed of a homologous series of long-chain saturated and ω-9 cis-unsaturated methyl ketones contained in the skin lipids… CONTINUE READING