{"id":4072,"date":"2012-07-22T21:13:00","date_gmt":"2012-07-22T19:13:00","guid":{"rendered":"http:\/\/codexvirtualis.fr\/codex\/?page_id=4072"},"modified":"2013-01-29T19:19:27","modified_gmt":"2013-01-29T18:19:27","slug":"couleurs-agrions","status":"publish","type":"page","link":"https:\/\/codexvirtualis.fr\/codex\/cabinet-de-curiosites-virtuel\/images-insolites-instructives\/couleurs-agrions","title":{"rendered":"Des couleurs des Agrions"},"content":{"rendered":"<p> &nbsp; <\/p>\n<p>L&rsquo;Agrion \u00e9l\u00e9gant (<em>Ischnura elegans<\/em>) est une esp\u00e8ce d&rsquo;<a href=\"\/codex\/glossaire\/glossaire-de-i-a-o#odonate\" target=\"_blank\">Odonate<\/a> commune, observ\u00e9e de la fin avril \u00e0 septembre.<\/p>\n<p>Elle fr\u00e9quente les pi\u00e8ces d&rsquo;eau stagnante et plus rarement les cours d&rsquo;eau.<\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_adulte.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, m\u00e2le mature\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_adulte.jpg\" title=\"Agrion \u00e9l\u00e9gant, m\u00e2le mature\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, m\u00e2le mature (Lyon, juillet 2008)<\/figcaption><\/figure>\n<p>D&rsquo;une longueur d&rsquo;environ 30 mm, l&rsquo;Agrion \u00e9l\u00e9gant est identifi\u00e9 en premi\u00e8re approximation par sa couleur sombre et la pr\u00e9sence d&rsquo;un anneau bleu abdominal.<\/p>\n<p>Pourtant, l&rsquo;observation d&rsquo;Agrions \u00e9l\u00e9gants pos\u00e9s r\u00e9v\u00e8le une grande diversit\u00e9 de couleurs qui peut \u00eatre mise en relation avec le sexe et l&rsquo;\u00e2ge des individus. <\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femelle_immature_A-WEB.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, femelle immature de type A\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femelle_immature_A-WEB.jpg\" title=\"Agrion \u00e9l\u00e9gant, femelle immature de type A\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, femelle immature de type A (Metz, ao\u00fbt 2010)<\/figcaption><\/figure>\n<p>La femelle de type A, si elle ressemble beaucoup au m\u00e2le \u00e0 maturit\u00e9, arbore un thorax de couleur lilas lorsqu&rsquo;elle est immature.<\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femelle_mature_B-WEB.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, femelle mature de type B\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femelle_mature_B-WEB.jpg\" title=\"Agrion \u00e9l\u00e9gant, femelle mature de type B\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, femelle mature de type B (Metz, ao\u00fbt 2010)<\/figcaption><\/figure>\n<p>La femelle de type B immature est semblable \u00e0 la pr\u00e9c\u00e9dente, mais \u00e0 maturit\u00e9 elle devient verd\u00e2tre.<\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femmelle_immature_C-WEB.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, femelle immature de type C\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_femmelle_immature_C-WEB.jpg\" title=\"Agrion \u00e9l\u00e9gant, femelle immature de type C\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, femelle immature de type C (Metz, ao\u00fbt 2010)<\/figcaption><\/figure>\n<p>La femelle de type C, si elle ressemble \u00e0 la femelle de type B \u00e0 maturit\u00e9, poss\u00e8de un thorax rose \u00e0 l&rsquo;\u00e9tat immature.<\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_immature_2-WEB.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, m\u00e2le immature\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_immature_2-WEB.jpg\" title=\"Agrion \u00e9l\u00e9gant, m\u00e2le immature\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, m\u00e2le immature (Metz, ao\u00fbt 2010)<\/figcaption><\/figure>\n<p>Les jeunes m\u00e2les sont verts.<\/p>\n<p> &nbsp; <\/p>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=\"lightbox\" href=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_teneral-WEB.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"Agrion \u00e9l\u00e9gant, m\u00e2le \u00e0 l'\u00e9mergence\" src=\"\/documents\/images\/images_insolites\/Ischnura_elegans_male_teneral-WEB.jpg\" title=\"Agrion \u00e9l\u00e9gant, m\u00e2le \u00e0 l'\u00e9mergence\" width=\"300\" \/><\/a><figcaption class=\"wp-caption-text\">Agrion \u00e9l\u00e9gant, m\u00e2le \u00e0 l&rsquo;\u00e9mergence (Metz, ao\u00fbt 2010)<\/figcaption><\/figure>\n<p>\u00c0 l&rsquo;\u00e9mergence, les individus ne pr\u00e9sentent pas encore la coloration caract\u00e9ristique de l&rsquo;esp\u00e8ce : les couleurs vives et les marques noires manquent, au b\u00e9n\u00e9fice d&rsquo;une couleur brun jaune. <\/p>\n<p> &nbsp; <\/p>\n<p>Pour en savoir plus sur le cycle de d\u00e9veloppement des Agrions, consulter la page <a href=\"codex\/cabinet-de-curiosites-virtuel\/dans-lintimite-des-animaux\/dans-lintimite-des-demoiselles\" target=\"_blank\">Dans l&rsquo;intimit\u00e9 des Demoiselles<\/a><\/p>\n<p> &nbsp; <\/p>\n<p>Pour acc\u00e9der aux images des <a href=\"\/images\/index.php?album=parcs-de-gerland-et-des-berges-du-rhone\/les-demoiselles-et-libellules\" target=\"_blank\">Demoiselles et Libellules des parcs de Gerland et des berges du Rh\u00f4ne<\/a><\/p>\n<p> &nbsp; <\/p>\n<p>R\u00e9f\u00e9rence bibliographique :<br \/>\n<span style=\"color: #999999;\">\u2022 <\/span>Dijkstra K.D.B., 2007 \u2013 Guide des libellules de France et d\u2019Europe. Les guides du naturaliste, Delachaux et Niestl\u00e9, 320p. Paris<\/p>\n<p> &nbsp; <\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; L&rsquo;Agrion \u00e9l\u00e9gant (Ischnura elegans) est une esp\u00e8ce d&rsquo;Odonate commune, observ\u00e9e de la fin avril \u00e0 septembre. Elle fr\u00e9quente les pi\u00e8ces d&rsquo;eau stagnante et plus rarement les cours d&rsquo;eau. &nbsp; D&rsquo;une longueur d&rsquo;environ 30 mm, l&rsquo;Agrion \u00e9l\u00e9gant est identifi\u00e9 en premi\u00e8re approximation par sa couleur sombre et la pr\u00e9sence d&rsquo;un anneau bleu abdominal. Pourtant, l&rsquo;observation [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":1788,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","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":""},"class_list":["post-4072","page","type-page","status-publish","hentry"],"aioseo_notices":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/pages\/4072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/comments?post=4072"}],"version-history":[{"count":35,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/pages\/4072\/revisions"}],"predecessor-version":[{"id":4728,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/pages\/4072\/revisions\/4728"}],"up":[{"embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/pages\/1788"}],"wp:attachment":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/media?parent=4072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}