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Plumage Variation In The Saltmarsh Sparrow, Alex J. Minalga
Plumage Variation In The Saltmarsh Sparrow, Alex J. Minalga
Honors Scholar Theses
The purpose of this study was to investigate the proposed idea that certain traits of the saltmarsh sparrow change in appearance over the course of a season. This study also investigated whether such changed differed between sexes. I hypothesized that such changes would prove evident, both over time and between sexes. For this study, saltmarsh sparrows (Ammodramus caudacutus) were captured across five sites in Connecticut during the 2011 and 2012 breeding seasons. The saltmarsh sparrows were captured, had their plumage traits scored according to a protocol developed by Shriver et al. (2005), photographed, and released. I conducted scoring …