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Brood Reduction via Intra-clutch Variation in Testosterone - An Experimental Test in the Great Tit
In birds, yolk androgen concentrations in eggs can increase or decrease over the laying sequence and common hypotheses hold that this serves to favour the competitive ability of either first- or last-hatched chicks depending on the prevailing conditions, and thus promote brood reduction or maintenan...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2013
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3577683/ https://www.ncbi.nlm.nih.gov/pubmed/23437207 http://dx.doi.org/10.1371/journal.pone.0056672 |