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Haematocrit, eggshell colouration and sexual signaling in the European starling (Sturnus vulgaris)
BACKGROUND: One hypothesis to explain the blue–green colour of the eggs of many bird species is that it is a sexually-selected signal of the laying female’s quality, which males use to determine their investment. This hypothesis requires that eggshell pigmentation carries a cost or is otherwise link...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2016
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4922052/ https://www.ncbi.nlm.nih.gov/pubmed/27349389 http://dx.doi.org/10.1186/s12898-016-0084-x |