Home Itens selecionados Provedores de dados OAI Créditos Sobre Ajuda

			Busca avançada
	Provedor de dados Anais da ABC (AABC) (1) Autor Fandiño-Mariño,Hernán (1) Vielliard,Jacques M.E. (1) Palavra-chave Blue-black Grassquit (1) Individual song (1) Song structure (1) Volatinia jacarina (1) Tipo do documento Info:eu-repo/semantics/article (1) Ano 2004 (1) País Brazil (1) Idioma Inglês (1)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 1 Primeira ... 1 ... Última Complex communication signals: the case of the Blue-black Grassquit Volatinia jacarina (Aves, Emberizidae) song. Part I - A structural analysis Anais da ABC (AABC) Fandiño-Mariño,Hernán; Vielliard,Jacques M.E.. The song of the Blue-black Grassquit Volatinia jacarina is different for every individual and the structural differences between individuals are quite complex. Samples of songs from different Brazilian localities, as well as from Venezuela and Mexico, were studied through a comparative analysis of their sonograms. From the structural point of view, the results show a song composed of a single note that is compacted in a ''window'' between 2 and 13 kHz and rarely occupying more than half of a second. The note is essentially pure and is repeatedly uttered with a high level of fidelity. A global frequency modulation decreases from the beginning to the end of the song. The main song components are referred to as ''Blocks'' and are of three types:... Tipo: Info:eu-repo/semantics/article Palavras-chave: Volatinia jacarina; Blue-black Grassquit; Song structure; Individual song. Ano: 2004 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652004000200021 Registros recuperados: 1 Primeira ... 1 ... Última

Empresa Brasileira de Pesquisa Agropecuária - Embrapa Todos os direitos reservados, conforme Lei n° 9.610 Política de Privacidade Área restrita		Embrapa Parque Estação Biológica - PqEB s/n° Brasília, DF - Brasil - CEP 70770-901 Fone: (61) 3448-4433 - Fax: (61) 3448-4890 / 3448-4891 SAC: https://www.embrapa.br/fale-conosco