{"id":3318,"date":"2024-10-23T14:16:45","date_gmt":"2024-10-23T17:16:45","guid":{"rendered":"https:\/\/agronegociobrasileiro.agr.br\/portal\/?p=3318"},"modified":"2024-10-23T14:16:45","modified_gmt":"2024-10-23T17:16:45","slug":"canto-das-cigarras-o-som-e-o-inicio-das-chuvas","status":"publish","type":"post","link":"https:\/\/portalmaisagro.com\/?p=3318","title":{"rendered":"Canto das cigarras: o som e o in\u00edcio das chuvas"},"content":{"rendered":"<p data-olk-copy-source=\"MessageBody\">Com seu canto chamativo e caracter\u00edstico, as cigarras intrigam curiosos devido \u00e0 cren\u00e7a de que o canto desses insetos indica a chegada da chuva. O professor de Ci\u00eancias Biol\u00f3gicas do Centro Universit\u00e1rio de Bras\u00edlia (CEUB), Fabr\u00edcio Escarlate esclarece que esta conex\u00e3o n\u00e3o \u00e9 uma simples resposta \u00e0s mudan\u00e7as no ambiente, como o in\u00edcio do per\u00edodo chuvoso. O processo envolve respostas fisiol\u00f3gicas relacionadas \u00e0 regula\u00e7\u00e3o hormonal e \u00e0 idade destes insetos.<\/p>\n<p data-olk-copy-source=\"MessageBody\">\u201cQuando o ambiente sinaliza a chegada das chuvas, o sistema nervoso das cigarras interpreta essa mudan\u00e7a e estimula a transi\u00e7\u00e3o para a fase adulta. Isso por meio dos horm\u00f4nios da muda e o juvenil, que regulam a transi\u00e7\u00e3o entre a forma juvenil e a fase adulta das cigarras\u201d, revela o docente do CEUB. Esta transi\u00e7\u00e3o tamb\u00e9m est\u00e1 relacionada \u00e0 idade das cigarras, que precisam atingir certa maturidade antes de passarem para a fase adulta: &#8220;as cigarras n\u00e3o est\u00e3o percebendo a chuva, mas sim respondendo \u00e0s mudan\u00e7as ambientais&#8221;.<\/p>\n<p data-olk-copy-source=\"MessageBody\">A reprodu\u00e7\u00e3o delas, segundo Fabr\u00edcio, coincide com a esta\u00e7\u00e3o chuvosa. Isso ocorre devido \u00e0 disponibilidade de recursos nesse per\u00edodo. Em ambientes sazonais, como o Cerrado brasileiro, a sazonalidade das chuvas e a oferta de alimentos desempenham um papel fundamental no ciclo reprodutivo. \u201cEssa rela\u00e7\u00e3o entre cigarras e chuva pode variar em diferentes regi\u00f5es e biomas, dependendo das condi\u00e7\u00f5es ambientais espec\u00edficas\u201d, explica.<\/p>\n<h1 data-olk-copy-source=\"MessageBody\"><strong>Um coro masculino<\/strong><\/h1>\n<p>O bi\u00f3logo e docente do CEUB explica que os machos t\u00eam 11 \u00f3rg\u00e3os no abd\u00f4men chamados \u201c\u00f3rg\u00e3os cimb\u00e1licos\u201d, que emitem sons para atrair as f\u00eameas, podendo atingir mais de 120 decib\u00e9is. Portanto, o canto das cigarras desempenha um papel na fase de reprodu\u00e7\u00e3o desta esp\u00e9cie. \u201cDa pr\u00f3xima vez em que ouvir o canto das cigarras, lembre-se que \u00e9 mais do que uma simples melodia. \u00c9 a hist\u00f3ria da adapta\u00e7\u00e3o desses insetos \u00e0 sua busca pela sobreviv\u00eancia na natureza\u201d, completa Fabr\u00edcio Escarlate.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Com seu canto chamativo e caracter\u00edstico, as cigarras intrigam curiosos devido \u00e0 cren\u00e7a de que o canto desses insetos indica a chegada da chuva. O professor de Ci\u00eancias Biol\u00f3gicas do Centro Universit\u00e1rio de Bras\u00edlia (CEUB), Fabr\u00edcio Escarlate esclarece que esta conex\u00e3o n\u00e3o \u00e9 uma simples resposta \u00e0s mudan\u00e7as no ambiente,&hellip;<\/p>\n","protected":false},"author":9,"featured_media":3319,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[3],"tags":[],"class_list":["post-3318","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-agricultura"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Canto das cigarras: o som e o in\u00edcio das chuvas - MaisAgro<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/portalmaisagro.com\/?p=3318\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Canto das cigarras: o som e o in\u00edcio das chuvas - MaisAgro\" \/>\n<meta property=\"og:description\" content=\"Com seu canto chamativo e caracter\u00edstico, as cigarras intrigam curiosos devido \u00e0 cren\u00e7a de que o canto desses insetos indica a chegada da chuva. 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