Intrasexual competition can be defined as the struggle between members of one sex to increase their access to members of the other sex as sexual partners. In our species, height is a sexually dimorphic trait probably ...

Con el fin de proporcionar evidencias de validez de constructo para la escala de competencia intrasexual-intergrupal, diseñada por Klavina, Buunk y Park (2009), en la población costarricense, se realizaron dos estudios ...

Polygynous animals are often highly dimorphic, and show large sex-differences in the degree of intra-sexual competition and aggression, which is associated with biased operational sex ratios (OSR). For socially monogamous, ...

Two studies were conducted to provide evidence of construct validity of the Intergroup-Intrasexual Competition Scale, developed by Klavina, Buunk y Park (2009), among Costa Rican university students between 17 and 31 years ...

Agonistic behaviors of a species can be defined as aggressive attitudes against intra and interspecific individuals. These disputes can be costly for both individuals involved and to avoid further damage, behavioral displays ...

Male-biased sexual size dimorphism (SSD), or a lack of SSD, in amphibians may be related to the territoriality. Male-biased SSD is quite abundant among the species of the Neotropical hylid genus Bokermannohyla. However, ...