Changes in Performance of Shared and Unshared Songs Within and Between Years in the White‐crowned Sparrow

Song of passerine birds is one of the few animal signals that is learned and that improves with practice. Vocal practice is crucial early in life to perfect a song imitation, but it also occurs throughout life and may continue to improve aspects of song performance. Differences in song performance a...

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Veröffentlicht in:	Ethology 2015-09, Vol.121 (9), p.850-860
Hauptverfasser:	Poesel, Angelika, Nelson, Douglas A, Foster, S
Format:	Artikel
Sprache:	eng
Schlagworte:	age-related change Animal behavior Animal communication Birds breeding season males Passeriformes song consistency song learning song performance song sharing songbirds
Online-Zugang:	Volltext
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