Biparental investment monogamy
WebJul 7, 2009 · Monogamy - a bond between two partners of opposite sex - is a relatively rare phenomenon in mammals (3-5%, from a total of 4000 mammalian species). ... A monogamic bond strongly favors the evolution … WebNov 30, 2016 · However, inbreeding causes optimal PI to increase given strict monogamy and associated biparental investment compared with female-only investment. Our model implies that understanding …
Biparental investment monogamy
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WebJan 7, 2024 · Social monogamy, typically characterized by the formation of a pair bond, increased territorial defense, and often biparental care, has independently evolved multiple times in animals. ... Parental investment … WebJan 1, 2003 · Social monogamy without biparental care has evolved in many taxa, and a number of hypotheses have been developed to explain this phenomenon. Several authors have suggested the importance of male mate-guarding behavior in the evolution of social monogamy, although empirical support for this hypothesis is lacking. ... Parental …
WebTrivers RL (1972) Parental investment and sexual selection. In: Campbell B (ed) Sexual selection and the descent of man, 1871–1971. Aldine, Chicago, pp 136–179. Google Scholar Trumbo ST (1990a) Reproductive benefits of infanticide in a biparental burying beetle Nicrophorus orbicollis. Behav Ecol Sociobiol 27:269–273 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 ...
WebMar 7, 2013 · Selection for biparental care is considered to be an important factor favoring the evolution of monogamy if the value of exclusive cooperation in care for mutual … WebAug 28, 2024 · Parental investment often consists of two or more distinct activities (e.g. provisioning and defence) and parents may care more efficiently by specializing in a …
WebSep 7, 2016 · The evolution of monogamy in humans is commonly argued to have been driven by the need for paternal investment (reviewed in ref. 1).Specifically, the unique suite of human life history traits ...
WebRogers et al. examines the pattern of biparental care seen across multiple litters and finds that the mother and father appear to compensate for the time spent in parental care by the partner. Similarly, Schacht et al. investigate human paternal investment within a population of Maya living in Mexico in response to changes in socioecological ... high dollar cookwareMonogamy is a rare mating system largely restricted to birds; about 90% of avian species are at least socially monogamous (Lack 1968). It occurs infrequently in mammals (Kleiman 1977) and fish (Barlow 1984; Whiteman and Côte 2004) and is exceptionally rare in other vertebrate taxa. Social monogamy … See more Experiments were conducted in secondary premontane tropical forest near the town of Chazuta, Peru, over two 4-month field seasons during the rainy seasons of 2010 and 2011. Four sites were chosen based on presence of R. … See more Biparental care is thought to play a key role in the evolution of monogamy if the value of exclusive cooperation in care for mutual offspring outweighs the benefits of polygamy for either sex. Our examination of the importance of … See more This research was funded by grants from the National Science Foundation (IOB-0544010) and the National Geographic Society (8751-10); … See more high dog stairsWebSep 7, 2016 · The evolution of monogamy in humans is commonly argued to have been driven by the need for paternal investment (reviewed in ref. 1).Specifically, the unique … high dog food protein supplementsWebbiparental: [adjective] of, relating to, involving, or derived from two parents. how fast do hands growWebApr 30, 2012 · Finally, monogamy accompanied by paternal investment has been inferred to permit maternal behaviors to evolve cooperatively within the biparental circumstance … how fast dog runWebIn 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, ... how fast do hazelnut trees growWebThe 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 … how fast do grizzly bears run