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Direct benefits explain interspecific variation in helping behaviour among cooperatively breeding birds
Kin selection theory provides one important explanation for seemingly altruistic helping behaviour by non-breeding subordinates in cooperative breeding animals. However, it cannot explain why helpers in many species provide energetically costly care to unrelated offspring. Here, I use comparative an...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Nature Publishing Group UK
2017
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5653647/ https://www.ncbi.nlm.nih.gov/pubmed/29061969 http://dx.doi.org/10.1038/s41467-017-01299-5 |