Parental Investment and Paternity Confidence Introduction The theory of parental investment, as developed by Bateman (described in Goetz and Shackelford, 2009), predicts that the sex making the largest time and physical investment in one’s offspring will be all the more discriminating in mating. In most mammalian cases, this is the female of the pair. This means that the sex that invests less in offspring, namely the male of the pair, will both compete for access to females and also look to several different females for opportunities to reproduce. As Goetz and Shackelford (2009) write, without the burden of a large obligatory investment in their offspring, men (relative to women) can and will benefit more from short-term, low investment...The end:
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