Sexual selection is a form of natural selection

Sexual selection is a form of natural selection - Sexual...

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Sexual selection is a form of natural selection. Sexual dimorphism within a species results from sexual selection, a form of natural selection  in which differences in reproductive success among individuals are a consequence of  differences in mating success. Sexual selection can take the form of intersexual selection, in which members of one sex  choose mates on the basis of particular characteristics of the other sex—such as  courtship songs, or intrasexual selection, which involves competition among members of  one sex for mates. Mate preferences by females may play a central role in the evolution of male behavior and  anatomy through intersexual selection. Witte and Sawka experimented to see whether imprinting by young zebra finches on their  parents influenced their choice of mates when they matured. They taped a red feather to the heads of both parents, male parent only, or female parent 
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Sexual selection is a form of natural selection - Sexual...

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