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Are elder siblings helpers or competitors? Antagonistic fitness effects of sibling interactions in humans
Determining the fitness consequences of sibling interactions is pivotal for understanding the evolution of family living, but studies investigating them across lifetime are lacking. We used a large demographic dataset on preindustrial humans from Finland to study the effect of elder siblings on key...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
The Royal Society
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3574445/ https://www.ncbi.nlm.nih.gov/pubmed/23173210 http://dx.doi.org/10.1098/rspb.2012.2313 |