{"id":159252,"date":"2026-01-24T17:13:14","date_gmt":"2026-01-24T17:13:14","guid":{"rendered":"https:\/\/friss-hirek.hu\/index.php\/ezert-nem-fagynak-meg-a-madarak-labai-a-jegen-sem\/friss-hirek\/"},"modified":"2026-01-24T17:13:14","modified_gmt":"2026-01-24T17:13:14","slug":"ezert-nem-fagynak-meg-a-madarak-labai-a-jegen-sem","status":"publish","type":"post","link":"https:\/\/friss-hirek.hu\/index.php\/ezert-nem-fagynak-meg-a-madarak-labai-a-jegen-sem\/videk\/","title":{"rendered":"Ez\u00e9rt nem fagynak meg a madarak l\u00e1bai a j\u00e9gen sem"},"content":{"rendered":"<p>T\u00e9len sokunkban felmer\u00fclhet a k\u00e9rd\u00e9s: hogyan k\u00e9pesek a madarak elviselni a fagyos k\u00f6r\u00fclm\u00e9nyeket csupasz l\u00e1bbal? J\u00e9gen s\u00e9t\u00e1lnak, h\u00f3ban \u00e1lldog\u00e1lnak, s\u0151t, sok v\u00edzimad\u00e1r a jeges v\u00edzben \u00faszik, mik\u00f6zben l\u00e1tsz\u00f3lag semmi sem v\u00e9di a l\u00e1bukat a dermeszt\u0151 hidegt\u0151l.<\/p><div id=\"friss-1652080507\" class=\"friss-etarget friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var i=(n<=window.pageYOffset+window.innerHeight&&d<window.pageXOffset+window.innerWidth&&n+a>window.pageYOffset&&d+r>window.pageXOffset);if(i&&etargetAllowOtherCheck){allowed=!1;var c=document.createElement(\"script\");return c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var etargetCurScript=document.getElementById(etargetScriptID);etargetCurScript.parentNode.appendChild(etargetPostloadPoint),document.addEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b);var etargetAllowOtherCheck=!0;if(typeof(\"forceRunPostload\")==\"string\"){etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b()}<\/script><\/div>\n<p>A madarak testfel\u00e9p\u00edt\u00e9se \u00e9s viselked\u00e9se \u00e9vmilli\u00f3k alatt alkalmazkodott a hideghez, \u00edgy a fagyos t\u00e9l sz\u00e1mukra nem jelent automatikusan \u00e9letvesz\u00e9lyt \u2013 \u00edrja a <a href=\"https:\/\/www.turistamagazin.hu\/hir\/miert-nem-fagy-meg-a-madarak-laba-telen\" target=\"_blank\" rel=\"noopener\">Turista Magazin<\/a>.<\/p>\n<h2>A hideg elleni els\u0151 v\u00e1lasz: a mozg\u00e1s<\/h2>\n<p>A madarak alapvet\u0151 t\u00fal\u00e9l\u00e9si strat\u00e9gi\u00e1ja a hideg ellen a v\u00e1ndorl\u00e1s. A legt\u00f6bb faj nem v\u00e1rja meg a kem\u00e9ny fagyokat, hanem melegebb ter\u00fcletekre h\u00faz\u00f3dik, els\u0151sorban az\u00e9rt, mert t\u00e9len egyre nehezebb elegend\u0151 t\u00e1pl\u00e1l\u00e9khoz jutni.<\/p>\n<p>Ez a folyamat azonban gyakran felborul az emberi beavatkoz\u00e1s miatt. A rendszeres, sokszor indokolatlan etet\u00e9s k\u00fcl\u00f6n\u00f6sen a v\u00edzimadarakat tarthatja vissza a vonul\u00e1st\u00f3l. Az \u00e1llatok sz\u00e1m\u00e1ra ugyanis a k\u00f6nnyen el\u00e9rhet\u0151 t\u00e1pl\u00e1l\u00e9k er\u0151s motiv\u00e1ci\u00f3: ha van mit enni, maradnak, m\u00e9g akkor is, ha a k\u00f6rnyezet egyre vesz\u00e9lyesebb\u00e9 v\u00e1lik. A r\u00e9szben befagyott tavakon \u00e9jszak\u00e1z\u00f3 madarak \u00edgy ak\u00e1r a j\u00e9g fogs\u00e1g\u00e1ba is ker\u00fclhetnek, vagy kiszolg\u00e1ltatottabb\u00e1 v\u00e1lhatnak a ragadoz\u00f3knak.<\/p>\n<h2>Toll \u00e9s testh\u0151 adja t\u00e9li v\u00e9delmet<\/h2>\n<p>A madarak hideg elleni v\u00e9delm\u00e9nek alapja a tollazat. A tollak k\u00f6z\u00f6tt megreked\u0151 leveg\u0151 kiv\u00e1l\u00f3 h\u0151szigetel\u0151 r\u00e9teget alkot, hasonl\u00f3an egy vastag t\u00e9li takar\u00f3hoz. Hideg id\u0151ben a madarak gyakran felborzolj\u00e1k tollazatukat, ezzel tov\u00e1bb n\u00f6velve a szigetel\u0151 hat\u00e1st.<\/p>\n<p>Ehhez t\u00e1rsul a t\u00e9lire felhalmozott zs\u00edrr\u00e9teg, amely nemcsak energiatartal\u00e9k, hanem h\u0151v\u00e9delmi szerepet is bet\u00f6lt. Nem v\u00e9letlen, hogy sok mad\u00e1r ilyenkor f\u00e9l l\u00e1bon pihen: az egyik v\u00e9gtagot a tollruha al\u00e1 h\u00fazva cs\u00f6kkentik a h\u0151lead\u00e1st.<\/p>\n<h2>De mi a helyzet a cing\u00e1r puc\u00e9r l\u00e1bakkal?<\/h2>\n<p>A madarak l\u00e1ba teljesen m\u00e1sk\u00e9pp \u00e9p\u00fcl fel, mint az eml\u0151s\u00f6k\u00e9. Kev\u00e9s benn\u00fck az izom \u00e9s a folyad\u00e9kban gazdag sz\u00f6vet, amelyek k\u00f6nnyen \u00e1th\u0171ln\u00e9nek. A l\u00e1bak f\u0151k\u00e9nt inakb\u00f3l \u00e9s csontokb\u00f3l \u00e1llnak, ami \u00f6nmag\u00e1ban is cs\u00f6kkenti a fagy\u00e1s kock\u00e1zat\u00e1t.<\/p>\n<p>A val\u00f3di megold\u00e1s azonban a v\u00e9rkering\u00e9sben rejlik. A madarak egy \u00fagynevezett ellen\u00e1ram\u00fa h\u0151cser\u00e9l\u0151 rendszert haszn\u00e1lnak. Ennek l\u00e9nyege, hogy a l\u00e1bakba lefel\u00e9 halad\u00f3, meleg v\u00e9rt sz\u00e1ll\u00edt\u00f3 art\u00e9ri\u00e1k szorosan a visszat\u00e9r\u0151, leh\u0171lt v\u00e9rt sz\u00e1ll\u00edt\u00f3 v\u00e9n\u00e1k mellett futnak. A k\u00e9t k\u00fcl\u00f6nb\u00f6z\u0151 h\u0151m\u00e9rs\u00e9klet\u0171 v\u00e9r\u00e1ram k\u00f6z\u00f6tt \u00edgy h\u0151csere j\u00f6n l\u00e9tre.<\/p>\n<p>Ennek k\u00f6sz\u00f6nhet\u0151en a sz\u00edvbe m\u00e1r felmeleg\u00edtett v\u00e9r jut vissza, mik\u00f6zben a l\u00e1bakba \u00e9rkez\u0151 v\u00e9r eleve h\u0171v\u00f6sebb. \u00cdgy a l\u00e1bak h\u0151m\u00e9rs\u00e9klete fagypont felett marad, de nem vesznek el \u00e9rt\u00e9kes h\u0151t a testt\u0151l. A rendszer rendk\u00edv\u00fcl hat\u00e9kony: a mad\u00e1r nem h\u0171l ki, a l\u00e1ba pedig nem fagy meg.<\/p>\n<h2>Plusz seg\u00edts\u00e9g a t\u00fal\u00e9l\u00e9shez<\/h2>\n<p>Egyes fajok tov\u00e1bbi m\u00f3dszereket is bevetnek. A sarkvid\u00e9ki pingvinek p\u00e9ld\u00e1ul k\u00e9pesek szab\u00e1lyozni a l\u00e1bukba vezet\u0151 erek \u00e1tm\u00e9r\u0151j\u00e9t, \u00edgy extr\u00e9m hidegben is pontosan annyi v\u00e9r jut a v\u00e9gtagokba, amennyi a t\u00fal\u00e9l\u00e9shez sz\u00fcks\u00e9ges. M\u00e1s fajok \u2013 p\u00e9ld\u00e1ul a gaty\u00e1s \u00f6lyv vagy egyes fajdok \u2013 tollakkal bor\u00edtj\u00e1k be a l\u00e1buk egy r\u00e9sz\u00e9t, tov\u00e1bb n\u00f6velve a h\u0151szigetel\u00e9st.<\/p>\n<h2>Az emberi k\u00f6rnyezet plusz vesz\u00e9lyt jelent<\/h2>\n<p>B\u00e1r a term\u00e9szetes k\u00f6rnyezetben a madarak l\u00e1ba ritk\u00e1n fagy meg, az emberi k\u00f6rnyezet \u00faj vesz\u00e9lyeket teremt. F\u00e9mkorl\u00e1tok, mesters\u00e9ges fel\u00fcletek, jeges szerkezetek eset\u00e9n el\u0151fordulhat, hogy a mad\u00e1r l\u00e1ba odafagy a hideg fel\u00fclethez. Ez nem m\u00e9lyfagy\u00e1s, ink\u00e1bb fel\u00fcleti s\u00e9r\u00fcl\u00e9s, de a szabadul\u00e1s k\u00f6zbeni r\u00e1ngat\u00f3z\u00e1s s\u00falyos k\u00e1rokat okozhat az \u00edz\u00fcletekben \u00e9s a sz\u00f6vetekben.<\/p>\n<p>Kor\u00e1bban meg\u00edrtuk, hogy <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2026\/01\/23\/uresek-madaretetok-telen-mme\/\" target=\"_blank\" rel=\"noopener\">mi\u00e9rt lehetnek \u00fcresek t\u00e9len a kitett mad\u00e1retet\u0151k<\/a>, <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2026\/01\/13\/tizezer-vizimadar-balaton-jeg\/\" target=\"_blank\" rel=\"noopener\">t\u00f6bb ezer mad\u00e1r gy\u0171lt egy helyre a Balatonban<\/a>, hogy <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2025\/11\/07\/attelel-golya-madar-ferto-hansag-nemzeti-park-tel\/\" target=\"_blank\" rel=\"noopener\">mi a teend\u0151, ha \u00e1ttelel\u0151 g\u00f3ly\u00e1val tal\u00e1lkozunk<\/a>.<\/p>\n<div class=\"o-post__articRecommend m-articRecommend 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ar-lead\">Fot\u00f3kon mutatjuk \u0151ket.<\/div>\n<\/div>\n<\/div>\n<p>The post <a href=\"https:\/\/sokszinuvidek.24.hu\/mozaik\/2026\/01\/24\/nem-fagynak-meg-madarak-labai-telen-jegen\/\" target=\"_blank\">Ez\u00e9rt nem fagynak meg a madarak l\u00e1bai a j\u00e9gen sem<\/a> first appeared on <a href=\"https:\/\/sokszinuvidek.24.hu\/\" target=\"_blank\">Soksz\u00edn\u0171 vid\u00e9k<\/a>.<\/p><div id=\"friss-3365156566\" class=\"friss-etarget-cikk-vege friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var 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c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var 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id=\"friss-2394430684\" class=\"friss-after-content_3 friss-entity-placement\">https:\/\/www.youtube.com\/watch?v=Pdnw4KiUWp0<\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00e9len sokunkban felmer\u00fclhet a k\u00e9rd\u00e9s: hogyan k\u00e9pesek a madarak elviselni a fagyos k\u00f6r\u00fclm\u00e9nyeket csupasz l\u00e1bbal? J\u00e9gen s\u00e9t\u00e1lnak, h\u00f3ban \u00e1lldog\u00e1lnak, s\u0151t, sok v\u00edzimad\u00e1r a jeges v\u00edzben \u00faszik, mik\u00f6zben l\u00e1tsz\u00f3lag semmi sem v\u00e9di a l\u00e1bukat a dermeszt\u0151 hidegt\u0151l. A madarak testfel\u00e9p\u00edt\u00e9se \u00e9s viselked\u00e9se \u00e9vmilli\u00f3k alatt alkalmazkodott a hideghez, \u00edgy a fagyos t\u00e9l sz\u00e1mukra nem jelent automatikusan \u00e9letvesz\u00e9lyt [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-159252","post","type-post","status-publish","format-standard","hentry","category-videk"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/159252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/comments?post=159252"}],"version-history":[{"count":0,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/159252\/revisions"}],"wp:attachment":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/media?parent=159252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/categories?post=159252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/tags?post=159252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}