The contrasting role of male relatedness in different mechanisms of sexual selection in red junglefowl.

In the seven trials in which semen ejection did occur, there was a marginally nonsignificant tendency for females to eject a lower proportion of sperm when the focal male was unrelated (Table 2 (ii)b; Fig. 6 B).

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There was a nonsignificant trend for females to eject a lower proportion of ejaculates from unrelated males in the few cases when sperm ejection was confirmed.

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