Metabolic and respiratory costs of increasing song amplitude in zebra finches.

Bird song is a widely used model in the study of animal communication and sexual selection, and several song features have been shown to reflect the quality of the singer. Recent studies have demonstrated that song amplitude may be an honest signal of current condition in males and that females pref...

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Bibliographic Details
Main Authors: Sue Anne Zollinger, Franz Goller, Henrik Brumm
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3168434?pdf=render