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Wild common crossbills produce redder body feathers when their wings are clipped
BACKGROUND: The animal signaling theory posits that conspicuous colorations exhibited by many animals have evolved as reliable signals of individual quality. Red carotenoid-based ornaments may depend on enzymatic transformations (oxidation) of dietary yellow carotenoids, which could occur in the inn...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10127331/ https://www.ncbi.nlm.nih.gov/pubmed/37170309 http://dx.doi.org/10.1186/s40850-022-00150-9 |