WebIn freshwater fishes, reproductive monogamy coincides with biparental care (Barlow, 1984, 1986; Table 2), but this is not the case for marine fishes ... show mutual monogamy, it has been hypothesised that this mating pattern is caused by substantial male investment in brood care. However, this was refuted in a phylogenetic study, ... WebHowever, inbreeding causes optimal PI to increase given strict monogamy and associated biparental investment compared to female-only investment. Our model implies that …

Mate guarding and the evolution of social monogamy in …

Webmonogamous biparental investment given outbreeding (Parker, 1985), this might not be the case given inbreeding because monogamy entails a mating opportunity cost (Waser et al., 1986) to a focal ... WebThe existence of monogamy in animals is perplexing from an evolutionary perspective. If individuals: (1) have the opportunity to mate with more than one individual and (2) doing so provides fitness benefits (e.g., indirect benefits, increased mating success or fecundity), why does monogamy ever occur in animals? To address this question, we must examine … crownjr6

The biparental care hypothesis for the evolution of …

WebMay 4, 2024 · The increased biparental investment required to raise tadpoles in small nutrient-deficient pools apparently makes mate desertion an unprofitable strategy for R. … WebApr 1, 2003 · Parental-investment theory predicts that monogamy should be rare, and empirical evidence supports this prediction. ... Monogamy is typically considered to have evolved either because biparental ... WebMar 1, 2014 · The hypothesis that selection for biparental care has driven the evolution of monogamy in an amphibian is tested and it is demonstrated that in addition to egg attendance and tadpole transport, male parental care is critical for offspring survival throughout larval development. Selection for biparental care is considered to be an … crown joules accenture