How self-organization can guide evolution

Self-organization and natural selection are fundamental forces that shape the natural world. Substantial progress in understanding how these forces interact has been made through the study of abstract models. Further progress may be made by identifying a model system in which the interaction between...

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Main Authors: Jonathan Glancy, James V. Stone, Stuart P. Wilson
Format: Article
Language:English
Published: The Royal Society 2016-01-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160553
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author Jonathan Glancy
James V. Stone
Stuart P. Wilson
author_facet Jonathan Glancy
James V. Stone
Stuart P. Wilson
author_sort Jonathan Glancy
collection DOAJ
description Self-organization and natural selection are fundamental forces that shape the natural world. Substantial progress in understanding how these forces interact has been made through the study of abstract models. Further progress may be made by identifying a model system in which the interaction between self-organization and selection can be investigated empirically. To this end, we investigate how the self-organizing thermoregulatory huddling behaviours displayed by many species of mammals might influence natural selection of the genetic components of metabolism. By applying a simple evolutionary algorithm to a well-established model of the interactions between environmental, morphological, physiological and behavioural components of thermoregulation, we arrive at a clear, but counterintuitive, prediction: rodents that are able to huddle together in cold environments should evolve a lower thermal conductance at a faster rate than animals reared in isolation. The model therefore explains how evolution can be accelerated as a consequence of relaxed selection, and it predicts how the effect may be exaggerated by an increase in the litter size, i.e. by an increase in the capacity to use huddling behaviours for thermoregulation. Confirmation of these predictions in future experiments with rodents would constitute strong evidence of a mechanism by which self-organization can guide natural selection.
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spelling doaj.art-a091ee7093134927b15ce7b8ed4ec9e72022-12-21T19:37:59ZengThe Royal SocietyRoyal Society Open Science2054-57032016-01-0131110.1098/rsos.160553160553How self-organization can guide evolutionJonathan GlancyJames V. StoneStuart P. WilsonSelf-organization and natural selection are fundamental forces that shape the natural world. Substantial progress in understanding how these forces interact has been made through the study of abstract models. Further progress may be made by identifying a model system in which the interaction between self-organization and selection can be investigated empirically. To this end, we investigate how the self-organizing thermoregulatory huddling behaviours displayed by many species of mammals might influence natural selection of the genetic components of metabolism. By applying a simple evolutionary algorithm to a well-established model of the interactions between environmental, morphological, physiological and behavioural components of thermoregulation, we arrive at a clear, but counterintuitive, prediction: rodents that are able to huddle together in cold environments should evolve a lower thermal conductance at a faster rate than animals reared in isolation. The model therefore explains how evolution can be accelerated as a consequence of relaxed selection, and it predicts how the effect may be exaggerated by an increase in the litter size, i.e. by an increase in the capacity to use huddling behaviours for thermoregulation. Confirmation of these predictions in future experiments with rodents would constitute strong evidence of a mechanism by which self-organization can guide natural selection.https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160553self-organizationnatural selectionthermoregulationhuddlingendothermy
spellingShingle Jonathan Glancy
James V. Stone
Stuart P. Wilson
How self-organization can guide evolution
Royal Society Open Science
self-organization
natural selection
thermoregulation
huddling
endothermy
title How self-organization can guide evolution
title_full How self-organization can guide evolution
title_fullStr How self-organization can guide evolution
title_full_unstemmed How self-organization can guide evolution
title_short How self-organization can guide evolution
title_sort how self organization can guide evolution
topic self-organization
natural selection
thermoregulation
huddling
endothermy
url https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160553
work_keys_str_mv AT jonathanglancy howselforganizationcanguideevolution
AT jamesvstone howselforganizationcanguideevolution
AT stuartpwilson howselforganizationcanguideevolution