Article
Local song elements indicate local genotypes and predict physiological condition in song sparrows Melospiza melodia.
Biology letters - 23 Jun 2008
Stewart Kathryn A, MacDougall-Shackleton Elizabeth A
Abstract excerpt
Geographical variation in birdsong is taxonomically widespread and behaviourally salient, with females often preferring local over non-local song. However, the benefits associated with this preference remain poorly understood. One potential explanation is that song may reflect a male's place of origin and thus allow females to obtain genes well adapted to the local environment. We studied naturally occurring...
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