LIFETIME MONOGAMY AND THE EVOLUTION OF EUSOCIALITY PDF

Request PDF on ResearchGate | Lifetime monogamy and the evolution of eusociality | All evidence currently available indicates that obligatory sterile eusocial. Eusociality evolved repeatedly in different orders of animals, particularly the . If a queen is lifetime-strictly monogamous – in other words, she mates with only one individual during her entire life – her progeny will be. Focusing on lifetime monogamy as a universal precondition for the evolution of obligate eusociality simplifies the theory and may help to resolve controversies.

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From This Paper Figures, tables, and topics from this paper. They depend on interactions with other termites for their gut to be recolonized, thus forcing them to become social.

Innate social aptitudes of man: Hamilton University College London. Eusociality evolved repeatedly in different orders of animalsparticularly the Hymenoptera the waspsbeesand ants. If the trait of sterility can be carried by some individuals without expression, and those individuals that do express sterility help reproductive relatives, the sterile trait can persist and evolve.

FisherCharlie K. Kin selection follows Hamilton’s Rulewhich suggests that if eusocialihy benefit of a behavior to a recipient, taking into account the genetic relatedness of the recipient to the altruist, outweighs the costs of the behavior to the altruist, then it is in the altruist’s genetic advantage to perform the altruistic behavior.

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Queller Philosophical transactions of the Royal Society‚Ķ. Nowak’s paper, however, received major criticisms for erroneously separating inclusive fitness theory from “standard natural selection”.

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All evidence currently available indicates that obligatory sterile eusocial castes only arose via the association of lifetime monogamous parents and offspring. From Wikipedia, the free encyclopedia.

In many monogamous animals, an individual’s death prompts its partner to look for a new mate, which would affect relatedness and hinder the evolution of eusociality: Proceedings of the National Academy of Sciences. This equality implies that any infinitesimally small benefit of helping at the maternal nest brelative to the cost in personal reproduction c that persists throughout the lifespan of entire cohorts of helpers suffices to establish permanent eusociality, so that group benefits can increase gradually during, but mostly after the transition.

Darwin was on the right track, except sterility is not a characteristic shared among all eusocial animals. Isoptera Infertility Wasps Bees.

Evolution of eusociality

Thus, sisters will propagate their own genes more by helping their mothers to raise more sisters, than to leave the nest and raise their own daughters. Colony life history in the bumble bee Bombus terrestris: The rusociality of colony size in ants, bees, wasps and termites is thus analogous to the evolution of multicellularity.

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Uses authors parameter Articles with short description. This higher efficiency becomes especially pronounced after group living evolves.

Evolutionary history of life Index of evolutionary biology articles Introduction Outline of evolution Timeline of evolution. The eusocial genus Apisthe honeybees, have the highest recombination rate in higher eukaryotes. The final category, if altruism, is the most divergent from other social orders. Ref Source Add To Collection. West Current Biology Evolution of paternal care in diploid and haplodiploid populations.

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The first is eusocialty Chromosomal Linkage Hypothesis, where much of the termite genome is sex-linked. This ‘true sociality’ in animals, in which sterile individuals monogay to further the reproductive success of others, is found in termitesambrosia beetlesgall-dwelling aphidsthripsmarine sponge-dwelling shrimp Synalpheus regalisnaked mole-rats Heterocephalus glaberand the insect order Hymenoptera which includes bees, wasps, and ants.

Journal of Evolutionary Biology. Kin selection versus sexual selection: This eusockality to be the ancestral state in all Hymenopteran lineages that have evolved eusociality. In naked mole rats, this behavioral dominance occurs in the form of the queen facing the worker head-to-head, and shoving it throughout the tunnels of the naked mole rats’ burrow for quite a distance. Skip to search form Skip to main evoluion. Kin selection is when individuals help close relatives with their reproduction process, seemingly because relatives will propagate some of the individual’s own genes.

The New Synthesis Hughes University of CopenhagenLene Monogaym. Lifetime monogamy and the evolution of eusociality. Eusocial organisms at first appear to behave in stark contrast with simple interpretations of Darwinian evolution: Like in haplodiploidy kin selection, the individuals can propagate their own genes more through the promotion of more siblings, rather than their own offspring.

Leighton 4 Estimated H-index: Showing of extracted citations. Cooperative breeding in wasps and vertebrates: