{"id":3219,"date":"2025-10-06T20:17:15","date_gmt":"2025-10-06T20:17:15","guid":{"rendered":"https:\/\/lepetitparc.ca\/jean-pierre-2\/?p=3219"},"modified":"2025-10-07T21:31:07","modified_gmt":"2025-10-07T21:31:07","slug":"bombus-citrinus","status":"publish","type":"post","link":"https:\/\/lepetitparc.ca\/jean-pierre-2\/bombus-citrinus\/","title":{"rendered":"Le bourdon coucou jaune-citron"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3219\" class=\"elementor elementor-3219\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-33f14e2 e-flex e-con-boxed e-con e-parent\" data-id=\"33f14e2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f40da33 elementor-widget elementor-widget-text-editor\" data-id=\"f40da33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>On dirait le titre d\u2019un conte illustr\u00e9 pour enfants tellement c\u2019est joli. Bombus citrinus est son vrai nom, et il n\u2019est pas gentil. Du moins pas envers certains autres bourdons : les bourdons communs de l&rsquo;Est, des bourdons \u00e0 moiti\u00e9 noirs et des bourdons \u00e0 deux taches.<\/p><p>Bombus citrinus est un parasite social obligatoire. Parasite parce qu\u2019il vit aux d\u00e9pens d\u2019un autre organisme, social parce qu\u2019il vit en eusocialit\u00e9*, obligatoire parce qu\u2019il a besoin de son h\u00f4te pour compl\u00e9ter son cycle de vie. Ce bourdon n\u2019a pas de \u00abpanier\u00bb \u00e0 ses pattes pour r\u00e9colter le pollen et nourrir son couvain. Il a donc besoin d\u2019usurper le nid des autres bourdons pour se reproduire. Voil\u00e0 pour la le\u00e7on. Passons \u00e0 l\u2019action.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2d7c8bc e-flex e-con-boxed e-con e-parent\" data-id=\"2d7c8bc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2b5c827 e-con-full e-flex e-con e-child\" data-id=\"2b5c827\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d10df9 elementor-widget elementor-widget-image\" data-id=\"2d10df9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"480\" src=\"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Bee_147876205-600.jpeg\" class=\"attachment-large size-large wp-image-3228\" alt=\"Une abeille mellif\u00e8re avec ses \u00abpaniers \u00e0 pollen\u00bb.\" srcset=\"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Bee_147876205-600.jpeg 600w, https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Bee_147876205-600-300x240.jpeg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Une abeille mellif\u00e8re avec ses \u00abpaniers \u00e0 pollen\u00bb. <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a2bce99 e-con-full e-flex e-con e-child\" data-id=\"a2bce99\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ebff4f8 elementor-widget elementor-widget-image\" data-id=\"ebff4f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"480\" data-src=\"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Lemon_Cuckoo_Bumble_Bee_-_Bombus_citrinus_50059007438-600.jpg\" class=\"attachment-large size-large wp-image-3224 lazyload\" alt=\"Bombus citrinus\" data-srcset=\"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Lemon_Cuckoo_Bumble_Bee_-_Bombus_citrinus_50059007438-600.jpg 600w, https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-content\/uploads\/sites\/40\/2025\/10\/Lemon_Cuckoo_Bumble_Bee_-_Bombus_citrinus_50059007438-600-300x240.jpg 300w\" data-sizes=\"(max-width: 600px) 100vw, 600px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/480;\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Le Bombus citrinus n\u2019a pas de r\u00e9cepteur \u00e0 pollen.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5b0657d e-flex e-con-boxed e-con e-parent\" data-id=\"5b0657d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0a4f801 elementor-widget elementor-widget-text-editor\" data-id=\"0a4f801\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les bourdons libres rep\u00e8rent un nid h\u00f4te par les odeurs, ou signatures chimiques, des ouvri\u00e8res butineuses. Si le nid d\u2019h\u00f4te est jug\u00e9 propice, quelques bourdons chercheront \u00e0 l\u2019infiltrer. Ils se frotteront contre les ouvri\u00e8res puis les saisiront avec leurs mandibules et pattes ant\u00e9rieures et les malm\u00e8neront, le but \u00e9tant d\u2019\u00e9changer les signatures chimiques et de supprimer le d\u00e9veloppement des ovaires des ouvri\u00e8res h\u00f4tes. Une fois infiltr\u00e9s, les bourdons tueront la reine, les \u0153ufs et les larves, puis la femelle Bombus citrinus y pondra ses \u0153ufs. Les ouvri\u00e8res h\u00f4tes s\u2019occuperont du couvain comme si c\u2019\u00e9tait le leur.<\/p><p>Et ne soyons pas na\u00effs, ce comportement n\u2019est pas rare. Notre ami Bombus existe depuis plus de 2 millions d\u2019ann\u00e9es et le parasitisme sous toutes ses formes est pr\u00e9sent dans l\u2019ensemble du monde vivant. Le genre humain inclus.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-103a5c7b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"103a5c7b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-72a7a852\" data-id=\"72a7a852\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-744fb624 elementor-widget elementor-widget-text-editor\" data-id=\"744fb624\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019image d\u2019ent\u00eate a \u00e9t\u00e9 prise dans notre jardin o\u00f9 plein de ces bourdons butinaient dans les asters et les \u0153illets.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f56bdc3 elementor-widget elementor-widget-text-editor\" data-id=\"5f56bdc3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il fallait que j\u2019utilise ce mot, nouveau pour moi. \u00abL&rsquo;<b>eusocialit\u00e9<\/b> est un mode d&rsquo;organisation sociale chez certains animaux suivant lequel un m\u00eame groupe d&rsquo;individus vivant ensemble est divis\u00e9 en castes d&rsquo;individus fertiles et non fertiles. \u00bb Wikipedia.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-267bdc98 elementor-widget elementor-widget-text-editor\" data-id=\"267bdc98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La photo de l\u2019abeille est de <a href=\"https:\/\/commons.wikimedia.org\/wiki\/File:Bee_(147876205).jpeg\">Jimmy Kao<\/a>. Celle du bourdon est de <a href=\"https:\/\/commons.wikimedia.org\/wiki\/File:Lemon_Cuckoo_Bumble_Bee_-_Bombus_citrinus_(50059007438).jpg\">Christina Butler<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Avis: ce billet contient des sc\u00e8nes de violence qui pourraient ne pas convenir \u00e0 tous les publics.<\/p>\n","protected":false},"author":5,"featured_media":3220,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_crdt_document":"","disable_featured_image":false,"footnotes":""},"categories":[125],"tags":[],"taxon-du-petit-parc":[43],"class_list":["post-3219","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-quotidien","taxon-du-petit-parc-animaux"],"acf":[],"_links":{"self":[{"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/posts\/3219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/comments?post=3219"}],"version-history":[{"count":10,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/posts\/3219\/revisions"}],"predecessor-version":[{"id":3240,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/posts\/3219\/revisions\/3240"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/media\/3220"}],"wp:attachment":[{"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/media?parent=3219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/categories?post=3219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/tags?post=3219"},{"taxonomy":"taxon-du-petit-parc","embeddable":true,"href":"https:\/\/lepetitparc.ca\/jean-pierre-2\/wp-json\/wp\/v2\/taxon-du-petit-parc?post=3219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}