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Selection on the joint actions of pairs leads to divergent adaptation and coadaptation of care-giving parents during pre-hatching care

Jarrett, Benjamin J.M. LU ; Mashoodh, Rahia ; Issar, Swastika ; Pascoal, Sonia ; Rebar, Darren ; Sun, Syuan Jyun ; Schrader, Matthew and Kilner, Rebecca M. (2024) In Proceedings of the Royal Society B: Biological Sciences 291(2024).
Abstract

The joint actions of animals in partnerships or social groups evolve under both natural selection from the wider environment and social selection imposed by other members of the pair or group. We used experimental evolution to investigate how jointly expressed actions evolve upon exposure to a new environmental challenge. Our work focused on the evolution of carrion nest preparation by pairs of burying beetles Nicrophorus vespilloides, a joint activity undertaken by the pair but typically led by the male. In previous work, we found that carrion nest preparation evolved to be faster in experimental populations without post-hatching care (No Care: NC lines) than with post-hatching care (Full Care: FC lines). Here, we investigate how this... (More)

The joint actions of animals in partnerships or social groups evolve under both natural selection from the wider environment and social selection imposed by other members of the pair or group. We used experimental evolution to investigate how jointly expressed actions evolve upon exposure to a new environmental challenge. Our work focused on the evolution of carrion nest preparation by pairs of burying beetles Nicrophorus vespilloides, a joint activity undertaken by the pair but typically led by the male. In previous work, we found that carrion nest preparation evolved to be faster in experimental populations without post-hatching care (No Care: NC lines) than with post-hatching care (Full Care: FC lines). Here, we investigate how this joint activity evolved. After 15 generations of experimental evolution, we created heterotypic pairs (NC females with FC males and NC males with FC females) and compared their carrion nest making with homotypic NC and FC pairs. We found that pairs with NC males prepared the nest more rapidly than pairs with FC males, regardless of the female's line of origin. We discuss how social coadaptations within pairs or groups could act as a post-mating barrier to gene flow.

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author
; ; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
division of labour, nest-building, reproductive isolation
in
Proceedings of the Royal Society B: Biological Sciences
volume
291
issue
2024
article number
20240876
pages
11 pages
publisher
Royal Society Publishing
external identifiers
  • scopus:85200767658
  • pmid:38864319
ISSN
0962-8452
DOI
10.1098/rspb.2024.0876
language
English
LU publication?
yes
id
0b170952-f2a9-436e-a877-4d52eea95069
date added to LUP
2024-11-11 13:52:25
date last changed
2024-12-09 16:35:02
@article{0b170952-f2a9-436e-a877-4d52eea95069,
  abstract     = {{<p>The joint actions of animals in partnerships or social groups evolve under both natural selection from the wider environment and social selection imposed by other members of the pair or group. We used experimental evolution to investigate how jointly expressed actions evolve upon exposure to a new environmental challenge. Our work focused on the evolution of carrion nest preparation by pairs of burying beetles Nicrophorus vespilloides, a joint activity undertaken by the pair but typically led by the male. In previous work, we found that carrion nest preparation evolved to be faster in experimental populations without post-hatching care (No Care: NC lines) than with post-hatching care (Full Care: FC lines). Here, we investigate how this joint activity evolved. After 15 generations of experimental evolution, we created heterotypic pairs (NC females with FC males and NC males with FC females) and compared their carrion nest making with homotypic NC and FC pairs. We found that pairs with NC males prepared the nest more rapidly than pairs with FC males, regardless of the female's line of origin. We discuss how social coadaptations within pairs or groups could act as a post-mating barrier to gene flow.</p>}},
  author       = {{Jarrett, Benjamin J.M. and Mashoodh, Rahia and Issar, Swastika and Pascoal, Sonia and Rebar, Darren and Sun, Syuan Jyun and Schrader, Matthew and Kilner, Rebecca M.}},
  issn         = {{0962-8452}},
  keywords     = {{division of labour; nest-building; reproductive isolation}},
  language     = {{eng}},
  number       = {{2024}},
  publisher    = {{Royal Society Publishing}},
  series       = {{Proceedings of the Royal Society B: Biological Sciences}},
  title        = {{Selection on the joint actions of pairs leads to divergent adaptation and coadaptation of care-giving parents during pre-hatching care}},
  url          = {{http://dx.doi.org/10.1098/rspb.2024.0876}},
  doi          = {{10.1098/rspb.2024.0876}},
  volume       = {{291}},
  year         = {{2024}},
}