Biparental investment monogamy
WebJan 1, 2013 · Their mating system is classified in one of four ways: female-initiated monogamy, male-initiated monogamy, inbreeding polygyny, or harem polygyny … 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. …
Biparental investment monogamy
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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 … 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 ...
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 … 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 ...
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 … Monogamy 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
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
WebApr 10, 2024 · Abstract An individual's optimal investment in parental care potentially depends ... except under strict lifelong monogamy, both parents would generally benefit from increased parental effort by their partners, even when this increased ... The fitness benefit of biparental care is shared by both parents and is a function of the sum of … read ninja high school onlineWebbiparental: [adjective] of, relating to, involving, or derived from two parents. how to stop sucking in your stomachWebThe changes in paternal investment documented here are largely contingent on four conditions: increased efficiency in subsistence brought about by mechanized farming, … how to stop sucking your fingerWebBut in cases where biparental care increases survival of offspring enough to offset the cost of not mating, we would expect monogamy to be adaptive for the female, male, and the offspring. Less than 10% of mammals give … read nintendo power onlineWebRogers 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 … how to stop sugar cravings asapWebNov 30, 2016 · However, inbreeding causes optimal PI to increase given strict monogamy and associated biparental investment compared with … read ninja turtle comics free onlineWebBiparental definition: from two parents Meaning, pronunciation, translations and examples how to stop suggested for you facebook