It relates to the ability of an organism to obtain and successfully compete for copulation with its mate. Painting by john gerrard keulemans Sexual selection is a mechanism of evolution in which members of one sex choose mates of the other sex to mate with (intersexual selection), and compete with members of the same sex for access to members of the opposite sex (intrasexual. Sexual selection, theory in postulating that the evolution of certain conspicuous physical traits—such as pronounced coloration, increased size, or striking adornments—in animals may grant the possessors of these traits greater success in obtaining mates From the perspective of natural selection, Sexual selection versus natural selection while both sexual selection and natural selection are mechanisms of evolution, they operate under distinct pressures
Natural selection favors traits that increase an organism’s survival and reproductive output. Sexual selection is a “special case” of natural selection Sexual selection acts on an organism’s ability to obtain (often by any means necessary!) or successfully copulate with a mate. Sexual selection the selection pressures on males and females to obtain matings is known as sexual selection Sexual selection takes two major forms Intersexual selection (also known as ‘mate choice’ or ‘female choice’) in which males compete with each other to be chosen by females
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