Gonopodium development in normal male and 11-ketotestosterone-treated female mosquitofish (Gambusia affinis): a quantitative study using computer image analysis.

@article{Angus2001GonopodiumDI,
  title={Gonopodium development in normal male and 11-ketotestosterone-treated female mosquitofish (Gambusia affinis): a quantitative study using computer image analysis.},
  author={Robert A. Angus and H B McNatt and William Mike Howell and Sue Peoples},
  journal={General and comparative endocrinology},
  year={2001},
  volume={123 2},
  pages={222-34}
}
Mature male mosquitofish possess a highly modified anal fin called a gonopodium that develops from an unmodified female-like anal fin under the influence of endogenous androgens at sexual maturity. Although females do not normally develop gonopodia, their anal fins can be induced to develop into gonopodium-like structures by the administration of androgens… CONTINUE READING