{"id":276,"date":"2014-11-21T00:42:55","date_gmt":"2014-11-20T23:42:55","guid":{"rendered":"https:\/\/www.preservons-la-nature.fr\/blog\/?p=276"},"modified":"2014-12-23T11:13:28","modified_gmt":"2014-12-23T10:13:28","slug":"le-crache-sang-timarcha-tenebricosa","status":"publish","type":"post","link":"https:\/\/preservons-la-nature.fr\/blog\/?p=276","title":{"rendered":"Le Crache-sang (Timarcha tenebricosa)"},"content":{"rendered":"<p><strong>Le Crache-sang (<em>Timarcha tenebricosa<\/em>)<\/strong> est un col\u00e9opt\u00e8re de <strong>la famille des Chrysom\u00e9lid\u00e9s (Chrysomelidae)<\/strong>. C\u2019est un des plus grands repr\u00e9sentants de cette famille. Malgr\u00e9 son allure, il ne s\u2019agit pas d\u2019un scarab\u00e9e, contrairement \u00e0 ce que beaucoup de personnes peuvent croire. Il mesure de 10 \u00e0 20 mm de long. Son aspect est tr\u00e8s bomb\u00e9. Les pattes comportent des tarses tr\u00e8s allong\u00e9s. Sa couleur est noire d\u2019aspect l\u00e9g\u00e8rement m\u00e9tallique. Il poss\u00e8de deux antennes filiformes. Ce col\u00e9opt\u00e8re n\u2019est pas en mesure de voler car ses \u00e9lytres sont soud\u00e9s.<\/p>\n<div id=\"attachment_277\" style=\"width: 608px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.preservons-la-nature.fr\/blog\/?attachment_id=277\" rel=\"attachment wp-att-277\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-277\" class=\"size-full wp-image-277  \" title=\"Le Crache-sang (Timarcha tenebricosa)\" src=\"https:\/\/www.preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/elytres_soud\u00e9s_crache_sang.jpg\" alt=\"Le Crache-sang (Timarcha tenebricosa)\" width=\"598\" height=\"395\" srcset=\"https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/elytres_soud\u00e9s_crache_sang.jpg 1067w, https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/elytres_soud\u00e9s_crache_sang-300x198.jpg 300w, https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/elytres_soud\u00e9s_crache_sang-1024x677.jpg 1024w\" sizes=\"auto, (max-width: 598px) 100vw, 598px\" \/><\/a><p id=\"caption-attachment-277\" class=\"wp-caption-text\">Le Crache-sang (Timarcha tenebricosa)<\/p><\/div>\n<p>On peut l\u2019observer d\u00e8s le mois de mars. Il se d\u00e9place g\u00e9n\u00e9ralement la nuit. En journ\u00e9e, on le retrouve sous les pierres, les branches de bois au sol, sur les gaillets. Pour dissuader les pr\u00e9dateurs, il crache une goutte de liquide rouge (h\u00e9molymphe) d\u2019o\u00f9 son nom, en s\u2019immobilisant totalement. On le retrouve dans les zones herbeuses des lisi\u00e8res ou de clairi\u00e8res de for\u00eats.<\/p>\n<div id=\"attachment_278\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.preservons-la-nature.fr\/blog\/?attachment_id=278\" rel=\"attachment wp-att-278\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-278\" class=\"size-full wp-image-278 \" title=\"Le Crache-sang (Timarcha tenebricosa)\" src=\"https:\/\/www.preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC07404.jpg\" alt=\"Le Crache-sang (Timarcha tenebricosa)\" width=\"490\" height=\"327\" srcset=\"https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC07404.jpg 700w, https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC07404-300x200.jpg 300w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/a><p id=\"caption-attachment-278\" class=\"wp-caption-text\">Le Crache-sang (Timarcha tenebricosa)<\/p><\/div>\n<p>La femelle Crache-sang pond ses \u0153ufs sur des gaillets au printemps. La larve se nourrit essentiellement de ces gaillets (genre Galium de la famille des Rubiac\u00e9es). La larve a une grande dimension de 20 mm. Ces larves donneront les nouveaux adultes au printemps de la nouvelle saison.<\/p>\n<div id=\"attachment_279\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.preservons-la-nature.fr\/blog\/?attachment_id=279\" rel=\"attachment wp-att-279\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-279\" class=\"size-full wp-image-279 \" title=\"Larve Crache-sang (Timarcha tenebricosa)\" src=\"https:\/\/www.preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC3045.jpg\" alt=\"Larve Crache-sang (Timarcha tenebricosa)\" width=\"490\" height=\"327\" srcset=\"https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC3045.jpg 700w, https:\/\/preservons-la-nature.fr\/blog\/wp-content\/uploads\/2011\/03\/DSC3045-300x200.jpg 300w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/a><p id=\"caption-attachment-279\" class=\"wp-caption-text\">Larve Crache-sang (Timarcha tenebricosa)<\/p><\/div>\n<p>A l\u2019\u00e9chelle fran\u00e7aise, on constate que l\u2019esp\u00e8ce est en r\u00e9gression du fait que souvent les lisi\u00e8res des for\u00eats et bords de chemin sont de plus en plus souvent fauch\u00e9s, emp\u00eachant les larves d\u2019accomplir leur cycle. De plus, l\u2019usage des pesticides de l\u2019agriculture intensive r\u00e9duit fortement les aires de peuplements de gaillets, la plante-h\u00f4te.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le Crache-sang (Timarcha tenebricosa) est un col\u00e9opt\u00e8re de la famille des Chrysom\u00e9lid\u00e9s (Chrysomelidae). C\u2019est un des plus grands repr\u00e9sentants de cette famille. Malgr\u00e9 son allure, il ne s\u2019agit pas d\u2019un scarab\u00e9e, contrairement \u00e0 ce que beaucoup de personnes peuvent croire. &hellip; <a href=\"https:\/\/preservons-la-nature.fr\/blog\/?p=276\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,139],"tags":[29,31,30],"class_list":["post-276","post","type-post","status-publish","format-standard","hentry","category-contempler","category-faune-2","tag-chrysomelides","tag-coleopteres","tag-insecte"],"_links":{"self":[{"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/posts\/276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=276"}],"version-history":[{"count":6,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/posts\/276\/revisions"}],"predecessor-version":[{"id":4132,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=\/wp\/v2\/posts\/276\/revisions\/4132"}],"wp:attachment":[{"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/preservons-la-nature.fr\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}