Niveau: Supérieur, Doctorat, Bac+8
Unexpected male choosin M. C. Bel-Venner1,2,*, S. Dray2, D. A Poi ve ( vem sine be g. M s in ns. site te t Ma en r, m all tin re intr choosy sex (Trivers 1972; Parker 1983; Clutton-Brock & receive species of rea Emlen female 1981). sex co OSR ( sex-rol lating ( 1993; Bondu 2005). that m and wh these predictions. This may be due to two major reasons: lation 2003; ) male served ontest l and/ 1989; under pider, ect to th of occurs Adult sively more theless, mate guarding is both time consuming (Komdeur 2001; Bel-Venner & Venner 2006; Segoli et al. 2006) and Proc. R. Soc. B (2008) 275, 77–82 Electronic supplementary material is available at 1098/rspb.2007.1278 or via (Parker 1983; Johnstone et al. 1996; Kvarnemo & Simmons 1998; Wong & Jennions 2003). Male choosiness should be weak when competition for mates is intense due to very few mating opportunities (Lawrence 1986; than one male per female at a time (Bel-Venner & Venner 2006). Male takeovers may occur before the female's adult moult.
- operational sex
- males
- mating preferences
- competition
- mate choice
- male choosiness
- between males
- female size
- females