Many possible explanations for this sex bias have been posited, with the earliest accepted hypothesis attributing the bias to intrasexual competition, and territory choice.
22.
This is attributable to a male s desire to advertise its presence above other males looking for mates, suggesting that sonation carries an intrasexual function.
23.
Intrasexual competition shaped athletic behavior by way of enabling males to allocate better resources over their rivals and gain mating access and monopoly over available women.
24.
Intrasexual aggression is exhibited when males respond to other males pheromones released by the uropygial gland in order to mark their social dominance and their competitor territories.
25.
Considerable discussion in academic literature concerns potential evolutionary advantages associated with sexual competition ( both intrasexual and intersexual ) and short-and long-term sexual strategies.
26.
Abraham's explanation reunites the major split in sexual selection intrasexual selection ( male combat ) and intersexual selection ( female choice )-- together under one rubric.
27.
Male mammals may invest heavily in reproduction through efforts to enhance reproductive success ( e . g ., courtship displays, intrasexual combat ) or to provide paternal care.
28.
Therefore, by killing his partner he will avoid the reputational damage associated with intrasexual competition and will eliminate the chances of another man having access to a high value mate.
29.
The adaptive ability to ally with coalitions is another reason why men are interested in men's teams, on top of the spectator lek hypothesis, and intrasexual selection.
30.
These intrasexual displays of aggression are more frequent in females, and are vital when a breeding female is forcing both subadult and adult females to emigrate out of a familial group.
