Description: English: Sample recording of house finch vocalizations. See Fig. 3(C) in main text for spectrogram. Date: 2011. Source: Audio S6 from Francis C, Ortega C, Cruz A (2011). "Noise Pollution Filters Bird Communities Based on Vocal Frequency". PLOS ONE. DOI:10.1371/journal.pone.0027052. PMID22096517. PMC: 3212537. Author: Francis C, Ortega C, Cruz A. Permission (Reusing this file): : This file is licensed under the Creative CommonsAttribution 2.5 Generic license.:. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.5 CC BY 2.5 Creative Commons Attribution 2.5 truetrue. This file was published in a Public Library of Science journal. Their websitestates that the content of all PLOS journals is published under the Creative Commons Attribution 4.0 license (or its previous version depending on the publication date), unless indicated otherwise.. Provenance: This file was transferred to Wikimedia Commons from PubMed Central by way of the Open Access Media Importer.: .