{"id":146523,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/territorialitat-interspecifica-de-sturnus-vulgaris-l-i-sturnus-unicolor-temm-dues-aloespecies-en-contacte-secundari-habitat-de-cria-conducta-agonistica-i-cants-territorials\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"territorialitat-interspecifica-de-sturnus-vulgaris-l-i-sturnus-unicolor-temm-dues-aloespecies-en-contacte-secundari-habitat-de-cria-conducta-agonistica-i-cants-territorials","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/territorialitat-interspecifica-de-sturnus-vulgaris-l-i-sturnus-unicolor-temm-dues-aloespecies-en-contacte-secundari-habitat-de-cria-conducta-agonistica-i-cants-territorials\/","title":{"rendered":"Territorialitat interspecifica de sturnus vulgaris l i sturnus unicolor temm. dues aloespecies en contacte secundari: habitat de cria, conducta agonistica i cants territorials."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Anna Motis Berta <\/strong><\/h2>\n<p>Trata sobre dos especies taxonomicamente muy proximas de aves passeriformes que, a partir de los a\u00f1os setenta han experimentado un cambio de sus areas de distribucion que ha desembocado en el contacto de sus areas de cria. Dicho contacto se ha dado por vez primera en el norte i este de la peninsula iberica.  se analiza el proceso de colonizacion de la peninsula y como las velocidades de expansion de ambas especies se ven afectadas por el contacto interespecifico. Asimismo, se efectua una analisis de los parametros que condicionan la seleccion del lugar de ubicacion del nido en ambas especies en la zona de coexistencia. De los dos apartados se deduce la existencia de una clara competencia entre ambas especies.  por otra parte, se tratan los ritmos de actividad territorial diaria, el tama\u00f1o i distribucion de los territorios (incluidos los casos de colonias mixtas) y las interacciones agonisticas intra- e interespecificas, encontrandose una dominancia de s.Unicolor sobre s.Vulgaris en la mayor parte de las interacciones, aunque esto no impide la existencia de colonias mixtas, donde los territorios son respetados por los machos vecinos sea cual sea la especie.  finalmente, se hace una exhaustiva descripcion de los cantos territoriales, comparando zonas de alopatria de ambas especies con la zona de simpatria. Se aprecia un gran paralelismo vocal entre ambas especies y un aumento de dicha similitud cuando las dos especies se encuentran en simpatria.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Territorialitat interspecifica de sturnus vulgaris l i sturnus unicolor temm. dues aloespecies en contacte secundari: habitat de cria, conducta agonistica i cants territorials.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Territorialitat interspecifica de sturnus vulgaris l i sturnus unicolor temm. dues aloespecies en contacte secundari: habitat de cria, conducta agonistica i cants territorials. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Anna Motis Berta <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Xavier Ferrer Parareda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Salvador Jos\u00e9 Peris \u00e1lvarez <\/li>\n<li>Martine Hausberger (vocal)<\/li>\n<li>Francesc Uribe Porta (vocal)<\/li>\n<li>Jos\u00e9 Domingo Rodriguez  Teijeiro (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Anna Motis Berta Trata sobre dos especies taxonomicamente muy proximas de aves passeriformes que, a partir de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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