{"id":12251,"date":"2023-01-05T22:11:43","date_gmt":"2023-01-05T21:11:43","guid":{"rendered":"https:\/\/www.meslibellules.fr\/blog\/?p=12251"},"modified":"2023-01-06T05:42:16","modified_gmt":"2023-01-06T04:42:16","slug":"predation-dune-larve-danisoptere-sur-une-larve-de-zygoptere","status":"publish","type":"post","link":"https:\/\/www.meslibellules.fr\/blog\/2023\/01\/05\/predation-dune-larve-danisoptere-sur-une-larve-de-zygoptere\/","title":{"rendered":"Pr\u00e9dation d&rsquo;une larve d&rsquo;Anisopt\u00e8re sur une larve de zygopt\u00e8re"},"content":{"rendered":"\n<p>Cette vid\u00e9o d&rsquo;une pr\u00e9dation entre larves de libellules est vraisemblablement issue de la BBC.  <br>Elle est sur mon site depuis 2008 et en raison de la disparition du Flashplayer, les d\u00e9tails ont \u00e9t\u00e9 perdus, et il a fallu en changer le format.<\/p>\n\n\n\n<figure class=\"wp-block-video\" style=\"padding-top:var(--wp--preset--spacing--30);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--30);padding-left:var(--wp--preset--spacing--30)\"><video controls src=\"https:\/\/www.meslibellules.fr\/blog\/wp-content\/uploads\/masque_attaque_bbc.mp4\"><\/video><\/figure>\n\n\n\n<p>En tout cas, elle montre de fa\u00e7on tr\u00e8s int\u00e9ressante la fa\u00e7on dont se nourrissent les larves, en utilisant leur mandibule inf\u00e9rieure d\u00e9velopp\u00e9e en <em><a href=\"http:\/\/meslibellules.fr\/pagesweb\/divers\/glossaire.php\">masque<\/a><\/em> ; celui-ci garnie de palpes et de crochets se d\u00e9ploie en une fraction de seconde, ici David Attenborough parle d&rsquo;1\/200\u00b0 de seconde, afin d&rsquo;attraper une proie.<br>Il est fr\u00e9quent que les larves de libellules se mangent entre elles, elles \u00e9voluent dans le m\u00eame milieu et sont de f\u00e9roces pr\u00e9dateurs. Ici, il s&rsquo;agit d&rsquo;une larve d&rsquo;Anisopt\u00e8re, une larve de libellule, attaquant une larve de zygopt\u00e8re ou demoiselle.<br>On d\u00e9crit m\u00eame de nombreux cas de vrai cannibalisme (pr\u00e9dation au sein d&rsquo;une m\u00eame esp\u00e8ce) alors que cette pr\u00e9dation intrasp\u00e9cifique est extr\u00eamement rare chez les imagos.<\/p>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-ast-global-color-8-color has-very-light-gray-to-cyan-bluish-gray-gradient-background has-text-color has-background wp-element-button\" href=\"http:\/\/www.meslibellules.fr\/videos\/video_accueil.html\">Retour<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cette vid\u00e9o d&rsquo;une pr\u00e9dation entre larves de libellules est vraisemblablement issue de la BBC. Elle est sur mon site depuis 2008 et en raison de la disparition du Flashplayer, les d\u00e9tails ont \u00e9t\u00e9 perdus, et il a fallu en changer le format. En tout cas, elle montre de fa\u00e7on tr\u00e8s int\u00e9ressante la fa\u00e7on dont se [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"video","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","ast-disable-related-posts":"","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[512],"tags":[511],"class_list":["post-12251","post","type-post","status-publish","format-video","hentry","category-videos","tag-video","post_format-post-format-video"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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