{"id":67392,"date":"2025-05-05T12:00:00","date_gmt":"2025-05-05T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans"},"modified":"2025-05-06T22:32:20","modified_gmt":"2025-05-06T22:32:20","slug":"cigale-periodique-retourne-aux-etats-unis-apres-17-ans","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans","title":{"rendered":"Cigale P\u00e9riodique Retourne aux \u00c9tats-Unis Apr\u00e8s 17 Ans"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>La dernie\u0300re fois que ces cigales aux yeux rouges ont envahi banlieues et fore\u0302ts ame\u0301ricaines, c\u2019e\u0301tait au de\u0301but de l\u2019e\u0301te\u0301 2008. Mais des signalements effectue\u0301s sur l\u2019application participative \u00ab Cicada Safari \u00bb ont montre\u0301 le retour de ces insectes \u2013 qui re\u0301apparaissent tous les 17 ans aux Etats-Unis \u2013 dans le sud du pays. Et tandis que les tempe\u0301ratures se re\u0301chauffent dans le nord, des millions de cigales dites \u00ab pe\u0301riodiques \u00bb, issues de la couve\u0301e XIV (\u00ab Brood XIV \u00bb), devraient sortir de terre sous forme de nymphes puis muer, s\u2019accoupler, pondre et mourir, le tout sur fond du bruit assourdissant que font les ma\u0302les pour se\u0301duire les femelles.<\/p>\n<p><b>\u00ab Tout d\u2019un coup, votre maison et votre voiture sont recouvertes de ces cigales \u00bb<\/b><\/p>\n<p>Les cigales sont des insectes he\u0301mipte\u0300res, qui comprennent notamment les punaises diaboliques, les punaises de lit et les pucerons. Il existe pre\u0300s de 3.500 espe\u0300ces de cigales diffe\u0301rentes dans le monde, dont beaucoup ne sont pas encore nomme\u0301es. Mais les cigales pe\u0301riodiques, qui e\u0301mergent en masse tous les 13 ou 17 ans, n\u2019existent que dans l\u2019est ame\u0301ricain, avec deux autres espe\u0300ces non apparente\u0301es trouve\u0301es dans le nord-est de l\u2019Inde et dans les i\u0302les Fidji, explique Chris Simon, spe\u0301cialiste des cigales a\u0300 l\u2019universite\u0301 du Connecticut. \u00ab Tout le monde est fascine\u0301 par ces insectes, parce que vous ne voyez rien pendant 13 ou 17 ans, et puis tout d\u2019un coup, votre maison et votre voiture en sont recouvertes \u00bb, selon la scientifique. \u00ab C\u2019est un phe\u0301nome\u0300ne merveilleux que vous pouvez montrer a\u0300 vos enfants, les regarder sortir de leur coquille et se demander comment ils ont e\u0301volue\u0301 \u00bb, ajoute-t-elle, exhortant le public a\u0300 les appre\u0301cier, et non a\u0300 les craindre.<\/p>\n<p><b>La de\u0301forestation et l\u2019urbanisation ont de\u0301truit l\u2019habitat des \u00ab cicadas \u00bb<\/b><\/p>\n<p>Les \u00ab cicadas \u00bb sont souvent pense\u0301es comme des \u00ab cre\u0301atures de l\u2019histoire \u00bb, qui marquent le temps qui passe et des pe\u0301riodes de vie. Elles sont inoffensives et ne se nourrissent pas de nourriture solide, une fois l\u2019a\u0302ge adulte atteint. Ainsi, leur meilleure de\u0301fense reste leur abondance. Elles pullulent en si grand nombre qu\u2019elles rassasient les pre\u0301dateurs tels que les oiseaux, les ratons laveurs, les renards et les tortues, jouant ainsi un ro\u0302le crucial dans l\u2019e\u0301cosyste\u0300me. Mais leur survie est de plus en plus mise en danger par les perturbations de leur environnement, provoque\u0301es par l\u2019homme. La de\u0301forestation ainsi que l\u2019urbanisation ont de\u0301truit leur habitat. Et le changement climatique entrai\u0302ne l\u2019apparition plus fre\u0301quente de cigales qui e\u0301mergent quatre ans trop to\u0302t ou trop tard, souvent en trop petit nombre pour survivre, ce qui pourrait menacer la population a\u0300 long terme.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <span style=\"color: #ff6600\">Senegal<\/span>, suivez <span style=\"color: #ff6600\">Africa-Press<\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. La dernie\u0300re fois que ces cigales aux yeux rouges ont envahi banlieues et fore\u0302ts ame\u0301ricaines, c\u2019e\u0301tait au de\u0301but de l\u2019e\u0301te\u0301 2008. Mais des signalements effectue\u0301s sur l\u2019application participative \u00ab Cicada Safari \u00bb ont montre\u0301 le retour de ces insectes \u2013 qui re\u0301apparaissent tous les 17 ans aux Etats-Unis \u2013 dans le sud [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":67391,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[44],"class_list":["post-67392","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Cigale P\u00e9riodique Retourne aux \u00c9tats-Unis Apr\u00e8s 17 Ans - Senegal<\/title>\n<meta name=\"description\" content=\"La dernie\u0300re fois que ces cigales aux yeux rouges ont envahi banlieues et fore\u0302ts ame\u0301ricaines, c\u2019e\u0301tait au de\u0301but de l\u2019 ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cigale P\u00e9riodique Retourne aux \u00c9tats-Unis Apr\u00e8s 17 Ans\" \/>\n<meta property=\"og:description\" content=\"La dernie\u0300re fois que ces cigales aux yeux rouges ont envahi banlieues et fore\u0302ts ame\u0301ricaines, c\u2019e\u0301tait au de\u0301but de l\u2019 ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\" \/>\n<meta property=\"og:site_name\" content=\"Senegal\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-05T12:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-06T22:32:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/05\/sm_1746505833.473601.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Cigale P\u00e9riodique Retourne aux \u00c9tats-Unis Apr\u00e8s 17 Ans\",\"datePublished\":\"2025-05-05T12:00:00+00:00\",\"dateModified\":\"2025-05-06T22:32:20+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\"},\"wordCount\":503,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/05\/sm_1746505833.473601.jpg\",\"keywords\":[\"Senegal\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/cigale-periodique-retourne-aux-etats-unis-apres-17-ans\",\"name\":\"Cigale P\u00e9riodique Retourne aux \u00c9tats-Unis Apr\u00e8s 17 Ans - 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