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A mating system is a way in which a group is structured in relation to sexual behaviour. The precise meaning depends upon the context. With respect to animals, the term describes which。

In mating, there are two types of selection (intersexual, intrasexmatingual) and three mating systems (monogamous, polygynous, polyandrous).

In this article we fimatingrst discuss why sexual reproduction exists, and how differences between males and females affect mating systems. We move on to consider the evolution of mate choice, and。

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