Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 17 of 17 for “"vocal repertoire"”.
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The vocal repertoire of Hyla crucifer
… tapered call was discovered in the Hyla crucifer repertoire with the aid of a digital processing oscilloscope. The attack transient was found to be a distinguishing characteristic between the newly discovered tapered call and other calls. Energy requirements for production of the tapered call, …
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Dialects, Sex-specificity, and Individual Recognition in the Vocal Repertoire of the Puerto Rican Parrot (Amazona vittata)
… portion of the study reported here documents the vocal behavior of A. vittata during the reproductive season and examines the possibility of using vocalizations to identify individuals, determine the sex of individuals and determine the location of an individual's breeding territory. Objectives of …
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Characteristics, contexts, and possible functions of the vocalizations of Blue Jays
… (Cyanocitta cristata), are known to have large vocal repertoires. However, perhaps due to its perceived complexity, few investigators have attempted to describe the vocal repertoire of Blue Jays. Therefore, my objectives were to describe the vocal repertoire of Blue Jays, determine the …
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Vocalizations of North American River Otters (<i>Lontra canadensis</i>) in Two Human Care Populations
<p>There is a dearth of information regarding the vocal repertoire of North American river otters (<em>Lontra canadensis</em>). This indicator species is cosmopolitan yet elusive, making recordings methodologically difficult in the wild. Therefore, this exploratory study uses video and audio …
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The Social Cognition of Domestic Dogs (Canis familiaris) During Cross-Species Interactions with Humans
… homes. I examine five areas: 1) the gestural and vocal repertoire of dogs used during cross-species interactions; 2) the targeted solicitation and use of social companions through communication; 3) the understanding of human verbal phrases; 4) the understanding causal reasoning; and 5) whether …
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Graduate Recital, Soprano
My M.M. thesis demonstrates vocal repertoire from the baroque, classical, romantic, and twentieth musical periods as well as art songs and arias written in Italian, French, German and English. My program ranges in styles starting with Vivaldi's Four Arias, an Italian song cycle written in the …
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Pre- and Post-Partum Whistle Production of a Bottlenose Dolphin (<i>Tursiops truncatus</i>) Mother-Calf Dyad
… exposure to these whistles may affect the calf’s vocal repertoire. Findings showed that the mother increased her rates both pre- and post-delivery, while other group members produced their whistles at decreased rates until the calf’s second week of life. After the calf’s second week, whistle rates …
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Relating behavioral context to acoustic parameters of bottlenose dolphin (Tursiops truncatus) vocalizations
… presents methods to analyze the function of vocalizations of the bottlenose dolphin, Tursiops truncatus. The thesis uses the social interaction as the basic unit of analysis, and maintains a deliberate focus on quantitative and replicable analyses throughout. A method for determining identity …
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Songs of hostility, anguish, and peace : an introduction to select war repertoire for singers
As solo vocal repertoire continues to develop with current trends, institutional settings, including the private studio, continue to gravitate toward standard art songs and arias familiar to the classical-western tradition. In a rapidly changing world, it is important for 21st century studio …
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Examining Individual Identity in Beluga Whale (Delphinapterus leucas) Acoustic Repertoires as a Function of Call Type
… are highly social odontocetes with complex vocal repertoires, yet it remains unclear if they encode individual identity within calls or how receivers interpret such cues. Their repertoire includes tonal and pulsed sounds, which exist along a graded spectrum and can be produced simultaneously …
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Call Combinatoriality in Birds
The structural diversity of vocal communication systems across birds not only reflects considerable variation in repertoire size, but also in the organisation of acoustic elements, both within and across calls. A fundamental challenge for understanding this variation lies in the subjective nature …
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Ecology and distribution of the Florida bog frog and flatwoods salamander on Eglin Air Force Base
… okaloosae and R. clamitans. I also described the vocal repertoire of the bog frog and observed the response of resident males to the playback of unfamiliar conspecific and heterospecific (R. clamitans) calls. The advertisement calls of bog frogs vary among individuals, and individual voice …
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Relating behavioral context to acoustic parameters of bottlenose dolphin (Tursiops truncatus) vocalizations
… presents methods to analyze the function of vocalizations of the bottlenose dolphin, Tursiops truncatus. The thesis uses the social interaction as the basic unit of analysis, and maintains a deliberate focus on quantitative and replicable analyses throughout. A method for determining identity …
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Vocalizations Of Adult American Kestrels (falco Sparverius): Effect Of Breeding Stage, Sex, And Context On Call Use And Characteristics
… (Falco sparverius) are small falcons with a vocal repertoire known to consist of three different vocalizations: whine, chitter, and klee calls. However, the characteristics and contextual use of these calls have not been quantified. To determine the characteristics of these calls and better …
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The ecstatic display call of the Adélie penguin (Pygoscelis adeliae)
… Adélie penguin (Pygoscelis adeliae) breeds in vocally challenging Antarctic colonies and has evolved a complex system of intra- and intersexual visual and vocal behaviours. Unique to the Adélie penguin, is the presence of two distinct display calls, the Loud Mutual Display (LMD) call and male …
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Diversity of Form, Content, and Function in the Vocal Signals of Adult Male Blue Monkeys (Cercopithecus mitis stuhlmanni): An Evolutionary Approach to Understanding a Signal Repertoire
… virtually every vertebrate taxonomic division, vocal signals play key roles in predator avoidance, reproduction, competition, and mediating social interactions. Understanding signaling systems, and the various selection factors relating to their evolution and maintenance, therefore provides …
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"""The ineffable moments will be harder won"": the genesis, compositional process, and early performance history of Michael Tippett's The Heart's Assurance"
… song cycle among twentieth-century English vocal repertoire, overshadowed by Benjamin Britten’s cyclical works and those of other British composers. This cycle, which moved Tippett to tears into his nineties, was intended to eulogize the memory of one of his dearest friends, Francesca …