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Female begging calls reflect nutritional need of nestlings in the hen harrier Circus cyaneus
BACKGROUND: Most birds exhibit bi-parental care with both sexes providing food for their young. Nestling signal food needs through begging. However, for some species, males rarely visit the nest, so have limited opportunity for gaining information directly from the chicks. Instead, females beg when...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2017
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5477127/ https://www.ncbi.nlm.nih.gov/pubmed/28629327 http://dx.doi.org/10.1186/s12862-017-0986-z |