Carotenoids‐based reddish pelvic spines in nonreproducing female and male sticklebacks (Gasterosteus aculeatus) – Signalling social dominance?

Abstract Conspicuous ornaments are often considered a result of evolution by sexual selection. According to the social selection hypothesis, such conspicuous traits may also evolve as badges of status associated with increased boldness or aggression toward conspecifics in conflicts about ecological...

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Bibliographic Details
Main Authors: Karl Kristian Kroken, Axel Aas Sæthre, Ove Nicolaisen, Torvald Blikra Egeland, Jarle Tryti Nordeide
Format: Article
Language:English
Published: Wiley 2021-08-01
Series:Ecology and Evolution
Subjects:
Online Access:https://doi.org/10.1002/ece3.7892