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Showing 1 to 2 of 2 for “"Melospiza georgiana"”.
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Life History Divergence & Tidal Salt Marsh Adaptations of the Coastal Plain Swamp Sparrow
… two populations, the tidal salt marsh endemic Melospiza georgiana nigrescens and the nominant inland subspecies, M. g. georgiana were incompletely isolated from each other following the retreat of the Wisconsin glaciation. Since that time the increased nest predation, temperature, season …
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The Effects of Limited Winter Food Availability on the Population Dynamics, Energy Reserves, and Feather Molt of the Swamp Sparrow
… reproductive success of wild swamp sparrows (Melospiza georgiana), supporting the hypothesis that winter food abundance limits fitness. These results come from a replicated and controlled food supplementation experiment conducted over three years. First, I demonstrated that following food …