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Male Song Quality, Egg Size and Offspring Sex in Captive Canaries (Serinus canaria)

✍ Scribed by Stefan Leitner; Rupert C. Marshall; Bernd Leisler; Clive K. Catchpole


Book ID
108893901
Publisher
John Wiley and Sons
Year
2006
Tongue
English
Weight
175 KB
Volume
112
Category
Article
ISSN
1439-0310

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## Abstract The contribution of social factors to seasonal plasticity in singing behavior and forebrain nuclei controlling song, and their interplay with gonadal steroid hormones are still poorly understood. In many songbird species, testosterone (T) enhances singing behavior but elevated plasma T