Rapid social regulation of 3β-HSD activity in the songbird brain
Rapid increases in plasma androgens are generally associated with short-term aggressive challenges in many breeding vertebrates. However, some animals such as song sparrows (Melospiza melodia) are aggressive year-round, even during the non-breeding season, when gonads are regressed and systemic tes...
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Language: | English |
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University of British Columbia
2008
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Online Access: | http://hdl.handle.net/2429/1500 |