Noun
sexual selection (countable and uncountable, plural sexual selections)
(evolutionary theory) A type of natural selection where members of the sexes acquire distinct forms either because the members of one sex choose mates with particular features or because in the competition for mates among the members of one sex only those with certain traits succeed.
A well-understood and testable hypothesis like sexual selection surely trumps an untestable appeal to the inscrutable caprices of a creator. Jerry Coyne
Creative brains became more attractive during centuries of sexual selection because they could solve a wider range of unanticipatable problems. Daniel Levitin
Thus the genetic basis to the origin of bird species is to be sought in the inheritance of adult traits that are subject to natural and sexual selection. Peter R. Grant
Alternatively, natural selection is sometimes defined as synonymous with ecological selection, and sexual selection is then classified as a separate mechanism to natural selection. Source: Internet
As with all other organ functions, cognition 's functional structure has been argued to have a genetic foundation, and is therefore subject to the effects of natural selection and sexual selection. Source: Internet
Cambridge University Press p. 277 Mating main Given that sexual reproduction is the means by which genes are propagated into future generations, sexual selection plays a large role in human evolution. Source: Internet