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Not all sex ratios are equal: The Fisher condition, parental care and sexual selection

Jennions, Michael D.; Fromhage, Lutz

Description

The term ‘sex roles’ encapsulates male–female differences in mate searching, competitive traits that increase mating/fertilization opportunities, choosiness about mates and parental care. Theoretical models suggest that biased sex ratios drive the evolution of sex roles. To model sex role evolution, it is essential to note that in most sexually reproducing species (haplodiploid insects are an exception), each offspring has one father and one mother. Consequently, the total number of offspring...[Show more]

CollectionsANU Research Publications
Date published: 2017
Type: Journal article
URI: http://hdl.handle.net/1885/244055
Source: Philosophical Transactions of the Royal Society of London Series B
DOI: 10.1098/rstb.2016.0312

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