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Larger group sizes facilitate the emergence and spread of innovations in a group-living bird

Authors
  • Ashton, Benjamin J.1, 2
  • Thornton, Alex3
  • Ridley, Amanda R.1
  • 1 Centre for Evolutionary Biology, University of Western Australia, Perth, Australia
  • 2 School of Biological Sciences, University of Bristol, Bristol, UK
  • 3 Centre for Ecology and Conservation, University of Exeter, Penryn Campus, UK
Type
Published Article
Journal
Animal Behaviour
Publisher
Academic Press
Publication Date
Dec 01, 2019
Volume
158
Pages
1–7
Identifiers
DOI: 10.1016/j.anbehav.2019.10.004
PMID: 31875855
PMCID: PMC6915762
Source
PubMed Central
Keywords
License
Unknown

Abstract

• We investigated the relationship between group size and innovative behaviour. • Innovative behaviour emerges disproportionately quickly with increasing group size. • Social information use facilitates the transmission of novel behaviour. • These results highlight potential advantages of living in large social groups.

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