Define sexual dimorphism

One might argue that the development of various forms of contraception are yet another facet of this type of behavior, but one in which females and males consciously control reproductive outcomes. Sign up here to see what happened On This Day , every day in your inbox! Bear in mind, however, that while brain differences in animals like rodents often have two distinct forms, in human females and males these neural differences probably vary along a continuum. However the standard deviation of male body mass is Primate offspring tend to be altricial rather than precocial.
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Meaning of "sexual dimorphism" in the English dictionary

Females become "defensible. In some species, young males are kicked out of the group. Males without resources will not have a mate. For example, in species in which a male guards a set of females its harem , groups of males can work together to distract the guarding male, allowing members of their group to mate with the females. Contributors Michael W. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. By using this site, you agree to the Terms of Use and Privacy Policy.
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Sexual dimorphism | Definition of Sexual dimorphism at secularpitt.club

Education levels: 16—19 , Continuing professional development. Agnostic behavior, dominance, and social structure in wild chimpanzees of the Gombe National Park , Bygott, J. Males without resources will not have a mate. In some cases, sexual dimorphism enables males and females to exploit different food resources, thus increasing their collective ability to find food. A Quiz Do you know what languages these words come from?
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It is common that while caring for their young, females are reproductively inactive. The question is largely irrelevant in unicellular organisms with multiple mating types. Clear Turn Off Turn On. In humans, a female can have at most one pregnancy a year, while a totally irresponsible male could, in theory at least, make a rather large number of females pregnant during a similar time period. For example, in some species, including many mammals, the male is larger than the female.
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