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Chick Begging Calls Reflect Degree of Hunger in Three Auk Species (Charadriiformes: Alcidae)
Begging behaviour is an important element in the parent-offspring conflict; it has been studied in many avian species. However, the majority of the studies have been entirely based on the call counts, and they agreed that vocal activity was a good indicator of chick’s nutritional need and/or conditi...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2015
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4633236/ https://www.ncbi.nlm.nih.gov/pubmed/26536362 http://dx.doi.org/10.1371/journal.pone.0140151 |