title: Variation in sexual behavior and negative assortative mating in Drosophila melanogaster.
mesh_terms: D000818:Animals; D003433:Crosses, Genetic; D004331:Drosophila melanogaster / Q000235:genetics / Q000502:physiology*; D005260:Female; D014644:Genetic Variation; D008297:Male; D012726:Sexual Behavior, Animal