{"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":"mravce-ako-silne-bioindikatory-stresu-v-mestach","status":"publish","type":"post","link":"https:\/\/antcube.shop\/sk\/2026\/02\/11\/mravce-ako-silne-bioindikatory-stresu-v-mestach\/","title":{"rendered":"Mravce ako siln\u00e9 bioindik\u00e1tory stresu v mest\u00e1ch"},"content":{"rendered":"<div id=\"page-header-597642346\" 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 v meste rob\u00ed mravce menej vyberav\u00fdmi: nov\u00fd indik\u00e1tor mestsk\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=\"Drobky\">Domov<\/nav><\/div>      <\/div>\n    <\/div>\n\n     \n<style>\n#page-header-597642346 .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-597642346 .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\u00e1vna \u0161t\u00fadia publikovan\u00e1 v \u010dasopise Urban Ecosystems ukazuje, \u017ee urbaniz\u00e1cia - jedna z najdramatickej\u0161\u00edch foriem zmeny vyu\u017e\u00edvania p\u00f4dy - m\u00f4\u017ee zmeni\u0165 sp\u00f4sob, ak\u00fdm aj drobn\u00fd hmyz, ako s\u00fa mravce, nach\u00e1dza a prij\u00edma potravu. V\u00fdskum, ktor\u00fd uskuto\u010dnil medzin\u00e1rodn\u00fd t\u00edm vedcov z Ukrajiny, Nemecka a Po\u013eska, ukazuje, \u017ee mestsk\u00e9 mravce s\u00fa ove\u013ea menej selekt\u00edvne, pokia\u013e ide o kvalitu potravy v porovnan\u00ed s ich vidieckymi kolegami, \u010do nazna\u010duje, \u017ee mestsk\u00e9 prostredie vyv\u00edja stres nielen na rastliny a \u017eivo\u010d\u00edchy, ktor\u00e9 si zvy\u010dajne v\u0161\u00edmame, ale aj na tak\u00fd be\u017en\u00fd hmyz, ako s\u00fa mravce.<\/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);\">Mravce v meste vs. mravce na vidieku<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<p><!--StartFragment --><\/p>\n<p class=\"pf0\"><span class=\"cf0\">\u0160t\u00fadia sa zamerala na mravca z\u00e1hradn\u00e9ho (Lasius <\/span><span class=\"cf0\">niger<\/span><span class=\"cf0\">), jeden z najroz\u0161\u00edrenej\u0161\u00edch druhov mravcov v Eur\u00f3pe. V\u00fdskumn\u00edci pon\u00fakali mravcom cukrov\u00fa vodu v r\u00f4znych koncentr\u00e1ci\u00e1ch v mestskom aj vidieckom prostred\u00ed a sledovali, ako ochotne prij\u00edmaj\u00fa pon\u00fakan\u00e9 potraviny.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">K\u013e\u00fa\u010dov\u00e9 zistenie bolo jednoduch\u00e9, ale zar\u00e1\u017eaj\u00face: mestsk\u00e9 mravce boli v\u00fdrazne ochotnej\u0161ie prij\u00edma\u0165 roztoky cukru s ni\u017e\u0161ou koncentr\u00e1ciou, zatia\u013e \u010do vidiecke mravce tieto slab\u0161ie zdroje potravy v\u00e4\u010d\u0161inou odmietali. Tento vzorec sa najv\u00fdraznej\u0161ie prejavil pri najslab\u0161\u00edch testovan\u00fdch koncentr\u00e1ci\u00e1ch, ke\u010f mestsk\u00e9 mravce e\u0161te ochotne pili cukrov\u00fa vodu, zatia\u013e \u010do vidiecke mravce ju \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);\">\u010co to m\u00f4\u017ee znamena\u0165<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Pod\u013ea v\u00fdskumn\u00edkov t\u00e1to zmena v spr\u00e1van\u00ed pri k\u0155men\u00ed pravdepodobne odr\u00e1\u017ea \u0161ir\u0161\u00ed environment\u00e1lny stres v mest\u00e1ch. Mestsk\u00e9 podmienky - od tepeln\u00fdch ostrovov a zne\u010distenia p\u00f4dy a\u017e po mikroplasty a stresovan\u00fa veget\u00e1ciu - m\u00f4\u017eu zn\u00ed\u017ei\u0165 mno\u017estvo a nutri\u010dn\u00fa kvalitu prirodzen\u00fdch zdrojov sacharidov, ako je napr\u00edklad medovica, ktor\u00fa mravce z\u00edskavaj\u00fa z m\u0161iek. Ak s\u00fa mravce pravidelne vystaven\u00e9 menej bohatej potrave, m\u00f4\u017eu si menej vybera\u0165, \u010d\u00edm sa \u017eivia.<\/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 autorov \u0161t\u00fadie, vysvet\u013euje, \u017ee mravce maj\u00fa tendenciu porovn\u00e1va\u0165 kvalitu potravy s t\u00fdm, s \u010d\u00edm sa be\u017ene stret\u00e1vaj\u00fa vo svojom prostred\u00ed. Ke\u010f sa mestsk\u00fdm mravcom pon\u00fakne kvapka zrieden\u00e9ho roztoku cukru, s rados\u0165ou si ju vezm\u00fa. <\/span><span class=\"cf0\">- nie preto, \u017ee by ho preferovali, ale preto, \u017ee sa pravdepodobne prisp\u00f4sobili menej kvalitn\u00fdm zdrojom sacharidov v mestskej krajine.<\/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 sp\u00f4sob monitorovania zdravia ekosyst\u00e9mov?<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Jedn\u00fdm zo zauj\u00edmav\u00fdch d\u00f4sledkov tohto v\u00fdskumu je, \u017ee spr\u00e1vanie mravcov pri k\u0155men\u00ed by mohlo sl\u00fa\u017ei\u0165 ako bioindik\u00e1tor environment\u00e1lneho stresu. Ke\u010f\u017ee mravce r\u00fdchlo reaguj\u00fa na zmeny v kvalite biotopu, sledovanie ich \u201cvyberavosti\u201d alebo \u201cnevybavenosti\u201d by mohlo pon\u00faknu\u0165 jednoduch\u00fd a lacn\u00fd sp\u00f4sob hodnotenia zdravia mestsk\u00fdch ekosyst\u00e9mov.<\/span><\/p>\n<p class=\"pf0\">\u00a0<\/p>\n<p class=\"pf0\"><span class=\"cf0\">Vedci v\u0161ak upozor\u0148uj\u00fa, \u017ee ide o prv\u00fd krok. St\u00e1le nie je jasn\u00e9, \u010di s\u00fa mravce fyziologicky stresovan\u00e9, \u010di s\u00fa stresovan\u00e9 rastliny, na ktor\u00e9 sa spoliehaj\u00fa pri z\u00edskavan\u00ed potravy, alebo \u010di zohr\u00e1vaj\u00fa \u00falohu oba faktory. Na odhalenie t\u00fdchto pr\u00ed\u010din bude potrebn\u00fd \u010fal\u0161\u00ed v\u00fdskum.<\/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);\">Pre\u010do je to d\u00f4le\u017eit\u00e9<\/span><b aria-hidden=\"true\"><\/b><\/h2><\/div>\n\n<p><!--StartFragment --><\/p>\n<!--StartFragment -->\n<p class=\"pf0\"><span class=\"cf0\">Ke\u010f\u017ee mest\u00e1 na celom svete sa neust\u00e1le rozrastaj\u00fa, je \u010doraz d\u00f4le\u017eitej\u0161ie pochopi\u0165, ako urbaniz\u00e1cia ovplyv\u0148uje biodiverzitu a ekologick\u00e9 interakcie. Mravce s\u00fa napriek svojej malej ve\u013ekosti k\u013e\u00fa\u010dov\u00fdmi hr\u00e1\u010dmi v mnoh\u00fdch ekosyst\u00e9moch, preto\u017ee pom\u00e1haj\u00fa pri obmene p\u00f4dy, \u0161\u00edren\u00ed semien a kolobehu \u017eiv\u00edn. To, \u017ee sa ich spr\u00e1vanie men\u00ed v reakcii na podmienky v meste, zd\u00f4raz\u0148uje, ako hlboko m\u00f4\u017ee mestsk\u00e9 prostredie formova\u0165 \u017eivot - aj v t\u00fdch najmen\u0161\u00edch mierkach.<\/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 kolegovia, Urban Lasius <\/span><span class=\"cf0\">niger<\/span><span class=\"cf0\"> mravce \u013eah\u0161ie prij\u00edmaj\u00fa roztok sachar\u00f3zy s n\u00edzkou koncentr\u00e1ciou ako vidiecke mravce, Urban Ecosystems (2026).<\/span><\/p>\n<!--EndFragment -->\n<p>\u00a0<\/p>\n<p><!--EndFragment --><\/p>","protected":false},"excerpt":{"rendered":"<p>\u017divot v meste nestresuje len \u013eud\u00ed, ale men\u00ed aj spr\u00e1vanie mravcov! \ud83d\udc1c<br \/>\nNov\u00e1 \u0161t\u00fadia zo Slobodnej univerzity v Berl\u00edne ukazuje, \u017ee mestsk\u00e9 mravce s\u00fa ove\u013ea menej vyberav\u00e9, pokia\u013e ide o jedlo, ako ich vidiecke kolegyne, a s rados\u0165ou pij\u00fa slab\u00e9 cukrov\u00e9 roztoky, ktor\u00e9 by vidiecke mravce ignorovali. V\u00fdskumn\u00edci sa domnievaj\u00fa, \u017ee za t\u00fdmto prekvapiv\u00fdm spr\u00e1van\u00edm m\u00f4\u017ee by\u0165 stres v meste - napr\u00edklad teplo, zne\u010distenie a nedostatok potravy.<\/p>\n<p>Mohli by sa mravce sta\u0165 bioindik\u00e1torom zdravia ekosyst\u00e9mu? Zistite, ako mal\u00e9 mestsk\u00e9 mravce odha\u013euj\u00fa ve\u013ek\u00e9 pravdy o \u017eivote v meste.<\/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\/sk\/wp-json\/wp\/v2\/posts\/13136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/users\/24784"}],"replies":[{"embeddable":true,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/comments?post=13136"}],"version-history":[{"count":3,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/posts\/13136\/revisions"}],"predecessor-version":[{"id":13141,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/posts\/13136\/revisions\/13141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/media\/13139"}],"wp:attachment":[{"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/media?parent=13136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/categories?post=13136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antcube.shop\/sk\/wp-json\/wp\/v2\/tags?post=13136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}