{"id":87618,"date":"2018-03-10T00:12:25","date_gmt":"2018-03-10T00:12:25","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estrategias-reproductoras-en-el-pinga%c2%bcino-barbijo\/"},"modified":"2018-03-10T00:12:25","modified_gmt":"2018-03-10T00:12:25","slug":"estrategias-reproductoras-en-el-pinga%c2%bcino-barbijo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estrategias-reproductoras-en-el-pinga%c2%bcino-barbijo\/","title":{"rendered":"Estrategias reproductoras en el pinguino barbijo"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Le\u00f3n Mart\u00ed Ana De <\/strong><\/h2>\n<p>La presente tesis doctoral se centra en el estudio del posible valor adaptativo y funcional de algunos de los patrones ecol\u00f3gicos, etol\u00f3gicos y fisiol\u00f3gicos del ping\u00ed\u00bcino barbijo(pygoscelis antarctica) en su medio natural. En primer lugar se aportan datos observacionales sobre distintos par\u00e1metros poblacionales a lo largo de 8 a\u00f1os de estudio, y se analizan variaciones interanuales en el tama\u00f1o de la poblaci\u00f3n reproductora, en el \u00e9xito reproductor y en la fenolog\u00eda. A continuaci\u00f3n, y tratando de profundicar en las causas de variaci\u00f3n de dicha fenolog\u00eda pero a nivel individual, se estudia la relaci\u00f3n entre el estado de salud y la respuesta inmune con la fecha reproductora de los individuos, variable clave sobre el \u00e9xito reproductor por la brevedad de la estaci\u00f3n de cr\u00eda. En otro de los cap\u00edtulos se analizan los resultados de los experimentos sobre la posible funci\u00f3n de la conducta de recolecci\u00f3n de piedras para el mantenimiento del nido. Otro objetivo de la tesis es determinar algunos de los factores que afectan a la asincron\u00eda de eclosi\u00f3n de los huevos. Se presentan conjuntamente dos estudios sobre selecci\u00f3n fenot\u00edpica en el tama\u00f1o corporal: uno de ellos analiza la mortalidad diferencial que existe sobre los pollos en el momento de la emancipaci\u00f3n en funci\u00f3n de su tama\u00f1o corporal; y el otro analiza la capacidad de los adultos de acarrear alimento a sus pollos dependiendo tambi\u00e9n de su tama\u00f1o. En \u00faltimo lugar se estudia la posible relaci\u00f3n entre las agresiones de los adultos hacia los pollos y la tendencia de estos a formar agrupaciones durante la fase de posguarda.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estrategias reproductoras en el pinguino barbijo<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estrategias reproductoras en el pinguino barbijo <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Le\u00f3n Mart\u00ed Ana De <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/11\/2000<\/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>Juan Moreno Klemling<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Telleria jose <\/li>\n<li>daniel Oro de ribas (vocal)<\/li>\n<li>Juan Aguilar amat (vocal)<\/li>\n<li>florentino De lope rebollo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Le\u00f3n Mart\u00ed Ana De La presente tesis doctoral se centra en el estudio del posible valor adaptativo [&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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