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Covariance of paternity and sex with laying order explains male bias in extra-pair offspring in a wild bird population
It has been hypothesized that parents increase their fitness by biasing the sex ratio of extra-pair offspring (EPO) towards males. Here, we report a male bias among EPO in a wild population of blue tits (Cyanistes caeruleus). This resulted from a decline in both the proportion of males and EPO over...
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| Main Authors: | , , , |
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| Format: | Artigo |
| Language: | Inglês |
| Published: |
The Royal Society
2013
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| Subjects: | |
| Online Access: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3971709/ https://ncbi.nlm.nih.gov/pubmed/24026349 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1098/rsbl.2013.0616 |
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