{"id":4102,"date":"2015-03-19T17:36:58","date_gmt":"2015-03-19T15:36:58","guid":{"rendered":"http:\/\/wildtravel.ro\/bird\/goeland-leucophee-larus-michahellis\/"},"modified":"2023-02-04T19:41:29","modified_gmt":"2023-02-04T17:41:29","slug":"goeland-leucophee-larus-michahellis","status":"publish","type":"bird","link":"https:\/\/wildtravel.ro\/fr\/bird\/goeland-leucophee-larus-michahellis\/","title":{"rendered":"Go\u00e9land leucoph\u00e9e (Larus michahellis)"},"content":{"rendered":"<p>Le <strong>Go\u00e9land leucoph\u00e9e<\/strong> (<em>Larus michahellis<\/em>) appartient au groupe des go\u00e9lands de taille moyenne, \u00e0 manteau gris et pattes jaunes. Le go\u00e9land leucoph\u00e9e est souvent appel\u00e9 de son nom occitan <em>gabian<\/em> sur les c\u00f4tes m\u00e9diterran\u00e9ennes<\/p>\n<p>Il \u00e9tait auparavant consid\u00e9r\u00e9 comme une sous-esp\u00e8ce m\u00e9diterran\u00e9enne du Go\u00e9land argent\u00e9, puis plus r\u00e9cemment du Go\u00e9land pontique (<em>Larus cachinnans<\/em>).<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4096 alignright\" src=\"http:\/\/wildtravel.ro\/wp-content\/uploads\/2015\/03\/xx_0.jpg\" alt=\"\" width=\"420\" height=\"315\"><\/p>\n<p>Cet oiseau a une r\u00e9partition essentiellement m\u00e9diterran\u00e9enne mais se reproduit jusque sur le littoral atlantique fran\u00e7ais et diverses \u00eeles (A\u00e7ores, Mad\u00e8re, archipel des Berlengas et les \u00eeles Canaries). Il niche g\u00e9n\u00e9ralement sur des \u00eeles rocheuses proches du littoral ou des falaises c\u00f4ti\u00e8res.<\/p>\n<p>Esp\u00e8ce quasiment disparue au d\u00e9but du <span class=\"romain\">XX<\/span><sup>e<\/sup>&nbsp;si\u00e8cle, la population conna\u00eet depuis quelques d\u00e9cennies une progression spectaculaire, au point d&rsquo;\u00eatre parfois consid\u00e9r\u00e9e comme une esp\u00e8ce envahissante. En effet, faute d&rsquo;espace suffisant pour accueillir l&rsquo;ensemble des colonies sur le littoral, il a commenc\u00e9 \u00e0 coloniser l&rsquo;int\u00e9rieur des terres, notamment les villes et les abords des fleuves.<span id=\"R.C3.A9gime_alimentaire\" class=\"mw-headline\"><\/span><\/p>\n<p>Le r\u00e9gime alimentaire de base du go\u00e9land leucoph\u00e9e est traditionnellement constitu\u00e9 de petits poissons, d&rsquo;oisillons et de charognes. Cet oiseau, au puissant bec crochu, est aussi le pr\u00e9dateur occasionnel de plus grosses proies, comme le Pigeon biset, le Martinet noir ou m\u00eame le rat surmulot. L&rsquo;alimentation de cet oiseau opportuniste s&rsquo;est modifi\u00e9e pour profiter de certains travers de la soci\u00e9t\u00e9 moderne. Il trouve de la nourriture \u00e0 foison sur les d\u00e9charges et dans les rejets de bateaux de p\u00eache industrielle. Cette modification du r\u00e9gime alimentaire est tr\u00e8s certainement la cause de l&rsquo;explosion de sa population.<span id=\"Reproduction\" class=\"mw-headline\"><\/span><\/p>\n<p>Le go\u00e9land leucoph\u00e9e niche en vastes colonies \u00e0 m\u00eame le sol. Dans un creux naturel de la roche ou un trou gratt\u00e9 dans le sable, il dispose un assemblage de brindilles, d&rsquo;algues et de d\u00e9bris divers.<\/p>\n<p>La ponte a lieu entre mars et avril. La femelle d\u00e9pose deux ou trois \u0153ufs beiges tachet\u00e9s de noir. L&rsquo;incubation dure environ 25 jours. Durant cette p\u00e9riode les oiseaux peuvent \u00eatre tr\u00e8s agressifs&nbsp;: si un promeneur s&rsquo;approche trop pr\u00e8s d&rsquo;un nid, il est survol\u00e9 en cercle avec de forts cris d&rsquo;alerte et peut \u00eatre attaqu\u00e9 \u00e0 coups de bec s&rsquo;il ne rebrousse pas chemin.<\/p>\n<p>Les poussins sont semi-nidifuges et volent au bout d&rsquo;une quarantaine de jours. Bien qu&rsquo;atteignant rapidement une taille comparable \u00e0 celle des adultes, ils conservent leur plumage tachet\u00e9 de poussin jusqu&rsquo;\u00e0 leur maturit\u00e9 qui intervient lors de la quatri\u00e8me ann\u00e9e.<span id=\"Hybridation\" class=\"mw-headline\"><\/span><\/p>\n<p title=\"Go\u00e9land brun\">Dans la nature l&rsquo;esp\u00e8ce pourrait s&rsquo;hybrider avec le Go\u00e9land brun et le Go\u00e9land argent\u00e9.<span id=\"Taxinomie\" class=\"mw-headline\"><\/span><\/p>\n<p>D&rsquo;apr\u00e8s Alan P. Peterson, cette esp\u00e8ce est constitu\u00e9e des deux sous-esp\u00e8ces suivantes&nbsp;:<\/p>\n<ul>\n<li><em>Larus michahellis atlantis<\/em> Dwight 1922&nbsp;;<\/li>\n<li><em>Larus michahellis michahellis<\/em> J.F. Naumann 1840.<\/li>\n<\/ul>\n<p>foto: Mihai Baciu<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le Go\u00e9land leucoph\u00e9e (Larus michahellis) appartient au groupe des go\u00e9lands de taille moyenne, \u00e0 manteau gris et pattes jaunes. Le go\u00e9land leucoph\u00e9e est souvent appel\u00e9 de son nom occitan gabian sur les c\u00f4tes m\u00e9diterran\u00e9ennes Il \u00e9tait auparavant consid\u00e9r\u00e9 comme une sous-esp\u00e8ce m\u00e9diterran\u00e9enne du Go\u00e9land argent\u00e9, puis plus r\u00e9cemment du Go\u00e9land pontique (Larus cachinnans). Cet oiseau [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":21640,"template":"","meta":{"_acf_changed":false},"categories":[],"tags":[],"birdwatching":[],"class_list":["post-4102","bird","type-bird","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Go\u00e9land leucoph\u00e9e (Larus michahellis) - Voyage sauvage dans le delta du Danube<\/title>\n<meta name=\"description\" content=\"Le Go\u00e9land leucoph\u00e9e (Larus michahellis) appartient au groupe des go\u00e9lands de taille moyenne, \u00e0 m\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wildtravel.ro\/fr\/bird\/goeland-leucophee-larus-michahellis\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Go\u00e9land leucoph\u00e9e (Larus michahellis) - 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