- Heterosis and outbreeding depression in descendants of natural immigrants to an inbred population of song sparrows (Melospiza melodia)Amy B Marr
Department of Forest Sciences, University of British Columbia, Vancouver, Canada
Evolution 56:131-42. 2002..These findings indicate that the performance of dispersers may be affected more by fine-scale genetic differentiation than previously assumed in this and comparable systems...
- Fitness correlates of song repertoire size in free-living song sparrows (Melospiza melodia)Jane M Reid
Department of Zoology, University of Cambridge, Cambridge CB2 3EJ, United Kingdom
Am Nat 165:299-310. 2005....