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The link between body size, colouration and thermoregulation and their integration into ecogeographical rules : a critical appraisal in light of climate change

Goldenberg, Jonathan LU ; Bisschop, Karen ; D'Alba, Liliana and Shawkey, Matthew D. (2022) In Oikos 2022(6).
Abstract

Biological rules describe general morphological, structural and genetic patterns within and across species. Within these, ecogeographical rules correlate phenotypic variation of organisms with biogeography. The latter have been developed over the last 150 years, and recently have gained renewed attention due to climate change, as researchers try to predict how species will respond to different environmental conditions based on certain phenotypic features. However, there is no agreement whether such rules hold true in our rapidly changing world. Among the ecogeographical rules, six have focused on the contributions of the coloured integument and body size to the thermal balance of individuals. They are therefore particularly relevant for... (More)

Biological rules describe general morphological, structural and genetic patterns within and across species. Within these, ecogeographical rules correlate phenotypic variation of organisms with biogeography. The latter have been developed over the last 150 years, and recently have gained renewed attention due to climate change, as researchers try to predict how species will respond to different environmental conditions based on certain phenotypic features. However, there is no agreement whether such rules hold true in our rapidly changing world. Among the ecogeographical rules, six have focused on the contributions of the coloured integument and body size to the thermal balance of individuals. They are therefore particularly relevant for predicting how species' phenotypes will respond to future climatic scenarios. Here, we provide an overview and discuss these ecogeographical rules, particularly in light of thermoregulation, and probe the extent to which these rules apply, and the taxonomic levels at which they are relevant. The predictions of these rules often contradict each other, and indeed we argue that use of the word ‘rule' itself hinders their careful investigation. Moreover, disrupted climate patterns and global warming alter the environmental conditions under which these rules were once formulated. Thus, these rules may be outdated in our current rapidly changing environment. We conclude by proposing a revised concept of ecogeographical rules, where the micro-environment should have a stronger influence on the phenotype of organisms than its geographical location, and we suggest precautions researchers should take when testing them.

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author
; ; and
publishing date
type
Contribution to journal
publication status
published
keywords
biogeography, body plan, ecotype, integument brightness, thermal balance
in
Oikos
volume
2022
issue
6
article number
e09152
pages
15 pages
publisher
Wiley-Blackwell
external identifiers
  • scopus:85124722994
ISSN
0030-1299
DOI
10.1111/oik.09152
language
English
LU publication?
no
additional info
Funding Information: – We thank Dries Bonte for inviting us to write this forum article. The work is the product of fruitful discussions held during the PhD defence of JG. Thus, we extend our gratitude to the jury members Raoul Van Damme, Devi Stuart-Fox, Dominique Adriaens and An Martel. – JG was funded by the Special Research Fund of Ghent University (BOF). KB was aided by the NWA-ORC Project 400.17.606/4175 and the Research Foundation-Flanders (FWO) grant 12T5622N. The work was supported by FWO grant GOG2217N and AFOSR FA9550-18-1-0477. Funding Information: – JG was funded by the Special Research Fund of Ghent University (BOF). KB was aided by the NWA‐ORC Project 400.17.606/4175 and the Research Foundation‐Flanders (FWO) grant 12T5622N. The work was supported by FWO grant GOG2217N and AFOSR FA9550‐18‐1‐0477. Publisher Copyright: © 2022 The Authors. Oikos published by John Wiley & Sons Ltd on behalf of Nordic Society Oikos.
id
6b899797-b047-4ab8-9cf4-cb583e517fdd
date added to LUP
2023-02-07 10:42:17
date last changed
2023-03-31 17:02:07
@article{6b899797-b047-4ab8-9cf4-cb583e517fdd,
  abstract     = {{<p>Biological rules describe general morphological, structural and genetic patterns within and across species. Within these, ecogeographical rules correlate phenotypic variation of organisms with biogeography. The latter have been developed over the last 150 years, and recently have gained renewed attention due to climate change, as researchers try to predict how species will respond to different environmental conditions based on certain phenotypic features. However, there is no agreement whether such rules hold true in our rapidly changing world. Among the ecogeographical rules, six have focused on the contributions of the coloured integument and body size to the thermal balance of individuals. They are therefore particularly relevant for predicting how species' phenotypes will respond to future climatic scenarios. Here, we provide an overview and discuss these ecogeographical rules, particularly in light of thermoregulation, and probe the extent to which these rules apply, and the taxonomic levels at which they are relevant. The predictions of these rules often contradict each other, and indeed we argue that use of the word ‘rule' itself hinders their careful investigation. Moreover, disrupted climate patterns and global warming alter the environmental conditions under which these rules were once formulated. Thus, these rules may be outdated in our current rapidly changing environment. We conclude by proposing a revised concept of ecogeographical rules, where the micro-environment should have a stronger influence on the phenotype of organisms than its geographical location, and we suggest precautions researchers should take when testing them.</p>}},
  author       = {{Goldenberg, Jonathan and Bisschop, Karen and D'Alba, Liliana and Shawkey, Matthew D.}},
  issn         = {{0030-1299}},
  keywords     = {{biogeography; body plan; ecotype; integument brightness; thermal balance}},
  language     = {{eng}},
  number       = {{6}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Oikos}},
  title        = {{The link between body size, colouration and thermoregulation and their integration into ecogeographical rules : a critical appraisal in light of climate change}},
  url          = {{http://dx.doi.org/10.1111/oik.09152}},
  doi          = {{10.1111/oik.09152}},
  volume       = {{2022}},
  year         = {{2022}},
}