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Showing 1 to 4 of 4 for “"singing rates"”.
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Nesting Success and Parental Behavior of the Prothonotary Warbler (Protonotaria Citrea) in Southwestern Missouri
<p>The breeding biology and singing rates of Prothonotary Warblers (Protonotaria citrea) were studied in southwestern Missouri in 2014 and 2015, using wooden nesting boxes. Data were collected on clutch and brood sizes, the numbers of young fledged, parental care and male singing rates. Five pairs …
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Use of Song Types by Male Carolina Chickadees (Poecile carolinensis)
… the characteristics of male songs and to examine singing rates during different breeding stages to gain insight into the possible function(s) of the songs of male Carolina Chickadees. I studied Carolina chickadees at the Blue Grass Army Depot in Madison County, Kentucky, where nest boxes were …
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Seasonal Variation in Corticosterone, Stress Responses, and Physiology in the Northern Cardinal <i>Cardinalis cardinalis</i>
… to be ubiquitous in mid- to high-latitude vertebrates. Northern Cardinals (Cardinalis cardinalis) are a Temperate dwelling passerine of Tropical-descent with a wide species range (tropics to Northern Temperate zones). This species encounters a wide variety of environmental conditions and strong …
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Comparative study of the vocalizations and singing behavior of four Aimophila sparrows
Vocalizations and singing behaviors of Rufous-crowned Sparrows, Rufous-winged Sparrows, and Cassin's Sparrows were analyzed, described, and compared. For comparative purposes, data from previously studied Five-striped Sparrows were also included. Ten, 5, 3, and 6 types of calls were present in the …