{"id":13136,"date":"2026-02-11T12:21:31","date_gmt":"2026-02-11T11:21:31","guid":{"rendered":"https:\/\/antcube.shop\/?p=13136"},"modified":"2026-02-11T12:21:35","modified_gmt":"2026-02-11T11:21:35","slug":"mravenci-jako-vykonne-bioindikatory-stresu-ve-mestech","status":"publish","type":"post","link":"https:\/\/antcube.shop\/cs\/2026\/02\/11\/mravenci-jako-vykonne-bioindikatory-stresu-ve-mestech\/","title":{"rendered":"Mravenci jako v\u00fdkonn\u00e9 bioindik\u00e1tory stresu ve m\u011bstech"},"content":{"rendered":"<div id=\"page-header-1327395718\" class=\"page-header-wrapper\">\n  <div class=\"page-title dark featured-title\">\n\n        <div class=\"page-title-bg\">\n      <div class=\"title-bg fill bg-fill\"\n        data-parallax-container=\".page-title\"\n        data-parallax-background\n data-parallax=\"-\">\n      <\/div>\n      <div class=\"title-overlay fill\"><\/div>\n    <\/div>\n    \n    <div class=\"page-title-inner container align-center text-center flex-row-col medium-flex-wrap\" >\n              <div class=\"title-wrapper flex-col\">\n          <h1 class=\"entry-title mb-0\">\n            \u017divot ve m\u011bst\u011b \u010din\u00ed mravence m\u00e9n\u011b vyb\u00edrav\u00fdmi: nov\u00fd ukazatel m\u011bstsk\u00e9ho stresu          <\/h1>\n        <\/div>\n                    <div class=\"title-content flex-col\">\n        <div class=\"title-breadcrumbs pb-half pt-half\"><nav class=\"woocommerce-breadcrumb breadcrumbs uppercase\" aria-label=\"Drobe\u010dky\">Dom\u016f<\/nav><\/div>      <\/div>\n    <\/div>\n\n     \n<style>\n#page-header-1327395718 .title-bg {\n  background-image: url(https:\/\/antcube.shop\/wp-content\/uploads\/2026\/02\/ChatGPT-Image-Feb-11-2026-12_02_23-PM.png);\n}\n#page-header-1327395718 .featured-title {\n  background-color: rgb(94, 125, 52);\n}\n<\/style>\n  <\/div>\n    <\/div>\n  \n\n<p><!--StartFragment --><\/p>\n<p><span class=\"cf0\">Ned\u00e1vn\u00e1 studie publikovan\u00e1 v \u010dasopise Urban Ecosystems ukazuje, \u017ee urbanizace - jedna z nejdramati\u010dt\u011bj\u0161\u00edch forem zm\u011bn ve vyu\u017e\u00edv\u00e1n\u00ed p\u016fdy - mo\u017en\u00e1 m\u011bn\u00ed zp\u016fsob, jak\u00fdm i drobn\u00fd hmyz, jako jsou mravenci, hled\u00e1 a p\u0159ij\u00edm\u00e1 potravu. V\u00fdzkum, kter\u00fd provedl mezin\u00e1rodn\u00ed t\u00fdm v\u011bdc\u016f z Ukrajiny, N\u011bmecka a Polska, ukazuje, \u017ee m\u011bst\u0161t\u00ed mravenci jsou ve srovn\u00e1n\u00ed se sv\u00fdmi venkovsk\u00fdmi prot\u011bj\u0161ky mnohem m\u00e9n\u011b vyb\u00edrav\u00ed, pokud jde o kvalitu potravy, co\u017e nazna\u010duje, \u017ee m\u011bstsk\u00e9 prost\u0159ed\u00ed p\u016fsob\u00ed stres nejen na rostliny a \u017eivo\u010dichy, kter\u00fdch si obvykle v\u0161\u00edm\u00e1me, ale i na tak b\u011b\u017en\u00fd hmyz, jako jsou mravenci.<\/span><\/p>\n<p><!--EndFragment --><\/p>\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" style=\"color:rgb(104, 161, 39);\">Mravenci ve m\u011bst\u011b vs. mravenci na venkov\u011b<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<p><!--StartFragment --><\/p>\n<p class=\"pf0\"><span class=\"cf0\">Studie se zam\u011b\u0159ila na mravence zahradn\u00edho (Lasius <\/span><span class=\"cf0\">niger<\/span><span class=\"cf0\">), jeden z nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edch evropsk\u00fdch druh\u016f mravenc\u016f. V\u00fdzkumn\u00edci nab\u00edzeli mravenc\u016fm cukrovou vodu o r\u016fzn\u00fdch koncentrac\u00edch v m\u011bstsk\u00e9m i venkovsk\u00e9m prost\u0159ed\u00ed a sledovali, jak ochotn\u011b nab\u00eddku p\u0159ij\u00edmaj\u00ed.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">Kl\u00ed\u010dov\u00e9 zji\u0161t\u011bn\u00ed bylo jednoduch\u00e9, ale zar\u00e1\u017eej\u00edc\u00ed: m\u011bst\u0161t\u00ed mravenci byli v\u00fdrazn\u011b ochotn\u011bj\u0161\u00ed p\u0159ij\u00edmat roztoky cukru s ni\u017e\u0161\u00ed koncentrac\u00ed, zat\u00edmco venkov\u0161t\u00ed mravenci tyto slab\u0161\u00ed zdroje potravy v\u011bt\u0161inou odm\u00edtali. Tento vzorec se nejz\u0159eteln\u011bji projevil u nejslab\u0161\u00edch testovan\u00fdch koncentrac\u00ed, kdy m\u011bst\u0161t\u00ed mravenci st\u00e1le ochotn\u011b pili cukrovou vodu, zat\u00edmco venkov\u0161t\u00ed mravenci ji \u010dasto ignorovali.<\/span><\/p>\n<p><!--EndFragment --><\/p>\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" style=\"color:rgb(104, 161, 39);\">Co to m\u016f\u017ee znamenat<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Podle v\u011bdc\u016f tato zm\u011bna v chov\u00e1n\u00ed p\u0159i krmen\u00ed pravd\u011bpodobn\u011b odr\u00e1\u017e\u00ed \u0161ir\u0161\u00ed environment\u00e1ln\u00ed stres ve m\u011bstech. M\u011bstsk\u00e9 podm\u00ednky - od tepeln\u00fdch ostrov\u016f a zne\u010di\u0161t\u011bn\u00ed p\u016fdy a\u017e po mikroplasty a stresovanou vegetaci - mohou sni\u017eovat mno\u017estv\u00ed a nutri\u010dn\u00ed kvalitu p\u0159irozen\u00fdch zdroj\u016f sacharid\u016f, jako je nap\u0159\u00edklad medovice, kterou mravenci z\u00edsk\u00e1vaj\u00ed z m\u0161ic. Pokud jsou mravenci pravideln\u011b vystaveni m\u00e9n\u011b bohat\u00e9 potrav\u011b, mohou b\u00fdt m\u00e9n\u011b vyb\u00edrav\u00ed v tom, co jed\u00ed.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">Tomer J. <\/span><span class=\"cf0\">Czaczkes<\/span><span class=\"cf0\"> z Freie Universit<\/span><span class=\"cf1\">\u00e4t Berlin, jeden z autor\u016f studie, vysv\u011btluje, \u017ee mravenci maj\u00ed tendenci porovn\u00e1vat kvalitu potravy s t\u00edm, s \u010d\u00edm se b\u011b\u017en\u011b setk\u00e1vaj\u00ed ve sv\u00e9m okol\u00ed. Kdy\u017e je m\u011bstsk\u00fdm mravenc\u016fm nab\u00eddnuta kapka z\u0159ed\u011bn\u00e9ho cukern\u00e9ho roztoku, r\u00e1di si ji vezmou. <\/span><span class=\"cf0\">- ne proto, \u017ee by mu d\u00e1vali p\u0159ednost, ale proto\u017ee se pravd\u011bpodobn\u011b p\u0159izp\u016fsobili m\u00e9n\u011b kvalitn\u00edm zdroj\u016fm sacharid\u016f v m\u011bstsk\u00e9 krajin\u011b.<\/span><\/p>\n<!--EndFragment -->\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" style=\"color:rgb(104, 161, 39);\">Nov\u00fd zp\u016fsob sledov\u00e1n\u00ed stavu ekosyst\u00e9m\u016f?<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Jedn\u00edm ze zaj\u00edmav\u00fdch d\u016fsledk\u016f tohoto v\u00fdzkumu je, \u017ee chov\u00e1n\u00ed mravenc\u016f p\u0159i krmen\u00ed by mohlo slou\u017eit jako bioindik\u00e1tor environment\u00e1ln\u00edho stresu. Proto\u017ee mravenci rychle reaguj\u00ed na zm\u011bny kvality prost\u0159ed\u00ed, mohlo by sledov\u00e1n\u00ed jejich vyb\u00edravosti \u010di nevyb\u00edravosti nab\u00eddnout jednoduch\u00fd a levn\u00fd zp\u016fsob hodnocen\u00ed zdrav\u00ed m\u011bstsk\u00fdch ekosyst\u00e9m\u016f.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">V\u011bdci v\u0161ak upozor\u0148uj\u00ed, \u017ee se jedn\u00e1 o prvn\u00ed krok. Zat\u00edm nen\u00ed jasn\u00e9, zda jsou mravenci sami fyziologicky stresovan\u00ed, zda jsou stresovan\u00e9 rostliny, na kter\u00e9 spol\u00e9haj\u00ed jako na potravu, nebo zda hraj\u00ed roli oba faktory. K rozkl\u00ed\u010dov\u00e1n\u00ed t\u011bchto p\u0159\u00ed\u010din bude zapot\u0159eb\u00ed dal\u0161\u00edho v\u00fdzkumu.<\/span><\/p>\n<!--EndFragment -->\n<div class=\"container section-title-container\" ><h2 class=\"section-title section-title-normal\"><b aria-hidden=\"true\"><\/b><span class=\"section-title-main\" style=\"color:rgb(104, 161, 39);\">Pro\u010d na tom z\u00e1le\u017e\u00ed<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<p><!--StartFragment --><\/p>\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Vzhledem k tomu, \u017ee se m\u011bsta po cel\u00e9m sv\u011bt\u011b st\u00e1le rozr\u016fstaj\u00ed, je st\u00e1le d\u016fle\u017eit\u011bj\u0161\u00ed pochopit, jak urbanizace ovliv\u0148uje biologickou rozmanitost a ekologick\u00e9 interakce. Mravenci jsou navzdory sv\u00e9 mal\u00e9 velikosti kl\u00ed\u010dov\u00fdmi hr\u00e1\u010di v mnoha ekosyst\u00e9mech, kde pom\u00e1haj\u00ed s obm\u011bnou p\u016fdy, \u0161\u00ed\u0159en\u00edm semen a kolob\u011bhem \u017eivin. To, \u017ee se jejich chov\u00e1n\u00ed m\u011bn\u00ed v reakci na podm\u00ednky ve m\u011bst\u011b, podtrhuje, jak hluboce m\u016f\u017ee m\u011bstsk\u00e9 prost\u0159ed\u00ed formovat \u017eivot - i v t\u011bch nejmen\u0161\u00edch m\u011b\u0159\u00edtk\u00e1ch.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">Zdroj: Stanislav <\/span><span class=\"cf0\">Stukalyuk<\/span><span class=\"cf0\"> a kolegov\u00e9, Urban Lasius <\/span><span class=\"cf0\">niger<\/span><span class=\"cf0\"> mravenci ochotn\u011bji p\u0159ij\u00edmaj\u00ed roztok sachar\u00f3zy o n\u00edzk\u00e9 koncentraci ne\u017e venkov\u0161t\u00ed mravenci, Urban Ecosystems (2026).<\/span><\/p>\n<!--EndFragment -->\n<p>\u00a0<\/p>\n<p><!--EndFragment --><\/p>","protected":false},"excerpt":{"rendered":"<p>\u017divot ve m\u011bst\u011b nestresuje jen lidi, ale m\u011bn\u00ed i chov\u00e1n\u00ed mravenc\u016f! \ud83d\udc1c<br \/>\nNov\u00e1 studie Svobodn\u00e9 univerzity v Berl\u00edn\u011b ukazuje, \u017ee m\u011bst\u0161t\u00ed mravenci jsou v j\u00eddle mnohem m\u00e9n\u011b vyb\u00edrav\u00ed ne\u017e jejich venkov\u0161t\u00ed kolegov\u00e9 a s radost\u00ed pij\u00ed slab\u00e9 cukern\u00e9 roztoky, kter\u00e9 by venkov\u0161t\u00ed mravenci ignorovali. V\u011bdci se domn\u00edvaj\u00ed, \u017ee za t\u00edmto p\u0159ekvapiv\u00fdm chov\u00e1n\u00edm m\u016f\u017ee st\u00e1t stres ve m\u011bst\u011b - nap\u0159\u00edklad horko, zne\u010di\u0161t\u011bn\u00ed a nedostatek potravy.<\/p>\n<p>Mohou se mravenci st\u00e1t bioindik\u00e1torem zdrav\u00ed ekosyst\u00e9mu? Zjist\u011bte, jak mal\u00ed m\u011bst\u0161t\u00ed mravenci odhaluj\u00ed velk\u00e9 pravdy o \u017eivot\u011b ve m\u011bst\u011b.<\/p>","protected":false},"author":24784,"featured_media":13139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[487],"tags":[],"class_list":["post-13136","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ant-experiment"],"acf":[],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/antcube.shop\/wp-content\/uploads\/2026\/02\/ChatGPT-Image-Feb-11-2026-12_02_23-PM.png?fit=1536%2C1024&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/posts\/13136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/users\/24784"}],"replies":[{"embeddable":true,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/comments?post=13136"}],"version-history":[{"count":3,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/posts\/13136\/revisions"}],"predecessor-version":[{"id":13141,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/posts\/13136\/revisions\/13141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/media\/13139"}],"wp:attachment":[{"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/media?parent=13136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/categories?post=13136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antcube.shop\/cs\/wp-json\/wp\/v2\/tags?post=13136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}