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 13 of 13 for “"Bird song"”.
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Bird song as a basis for new techniques and improvisational practice with the baroque flute
… focussed on a critical and analytical study of birdsong. Birdsong offers a degree of pitch and timbral variation of phenomenal power. My research questioned and interrogated the structure; modes of delivery and sonorities in birdsong because I wanted to devise a new method of playing that might …
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Shinichi Suzuki and Musical Talent: An Analysis of His Claims
… genetically inherited through a comparison to bird-song is flawed. In particular, important differences between bird song and human music suggest they are non-commensurate. From a story about children raised by wolves, Suzuki argued that human ability is a direct result of the environment and …
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The role of male-male aggressive signals in reproductive isolation between two hybridizing warblers
Bird-song has been extensively studied for its role in pre-mating reproductive isolation between species. Sometimes song fails to effectively isolate a species and hybrids are produced, giving an opportunity to investigate the mechanisms of how song might act as a reproductive barrier. The ways in …
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Geographic variation of song within and between subspecies of the Mangrove Warbler (Setophaga petechia castaneiceps and S. p. rhizophorae)
Bird song characteristics are unique for each species, but songs are not identical among con-specific individuals and variations may occur at different geographic scales throughout a species distribution. Geographic song variation is common in many species, particularly in Passerines due to their …
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Voices I Have Heard
… to the world around us. Secrets can be told in bird song or in the shadows of oaks. My love for nature and writing began at an early age. As a teen I fell in love with poetry. I discovered the poetry of the Victorians, Pre-Raphaelites and Romantics in old anthologies stored away in my …
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Vocalization Behavior of the Endangered Bahama Oriole (Icterus northropi): Ontogenetic, Sexual, Temporal, Duetting Pair, and Geographic Variation
Many birds communicate via a diverse set of vocalizations, but the contexts, roles, and structure of their varied songs and calls may change with age, differ between sexes, and vary temporally and geographically. In New World orioles, most tropical species exhibit the ancestral states of sexual …
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Dialect formation in fragmented populations of the endangered North Island kokako (Callaeas wilsoni)
… Observational and experimental studies of bird song, using a biogeographic approach, provide an opportunity to address this issue. Here I test hypotheses on the emergence and divergence of song cultures related to historical as well as more recent population fragmentation events. The North …
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Etude comparative du chant imitatif de deux espèces du genre Acrocephalus : le phragmite des joncs (A. schoenobaenus) et la rousserolle effarvatte (A. scirpaceus).
Nous avons réalisé, à partir d'échantillons de chants enregistrés sur le terrain, une étude comparative des capacités imitatives du phragmite des joncs et de la rousserolle effarvatte. Ces deux espèces occupant un habitat très similaire et vivant donc dans un environnement sonore comparable, nous …