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Male Songbird Indicates Body Size with Low-Pitched Advertising Songs
Body size is a key sexually selected trait in many animal species. If size imposes a physical limit on the production of loud low-frequency sounds, then low-pitched vocalisations could act as reliable signals of body size. However, the central prediction of this hypothesis – that the pitch of vocali...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Public Library of Science
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3577745/ https://www.ncbi.nlm.nih.gov/pubmed/23437221 http://dx.doi.org/10.1371/journal.pone.0056717 |