Variable food begging calls are harbingers of vocal learning.

Vocal learning has evolved in only a few groups of mammals and birds. The developmental and evolutionary origins of vocal learning remain unclear. The imitation of a memorized sound is a clear example of vocal learning, but is that when vocal learning starts? Here we use an ontogenetic approach to e...

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Bibliographic Details
Main Authors: Wan-chun Liu, Kazuhiro Wada, Fernando Nottebohm
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2009-06-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2691483?pdf=render