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On the relation between loudness and the increased song frequency of urban birds
Songbirds often sing at higher frequency (pitch) in urban, noise-polluted areas, which reduces acoustic masking by low-frequency anthropogenic noise. Such frequency shifts, however, are less efficient at overcoming background noise than simply singing louder. Therefore, it was suggested that high-fr...
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| Veröffentlicht in: | Anim Behav |
|---|---|
| Hauptverfasser: | , |
| Format: | Artigo |
| Sprache: | Inglês |
| Veröffentlicht: |
2011
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| Schlagworte: | |
| Online Zugang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC7500317/ https://ncbi.nlm.nih.gov/pubmed/32952202 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.anbehav.2011.07.018 |
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