{"id":6628,"date":"2024-02-20T11:48:00","date_gmt":"2024-02-20T10:48:00","guid":{"rendered":"https:\/\/www.geoicon.cz\/?p=6628"},"modified":"2024-02-20T11:57:19","modified_gmt":"2024-02-20T10:57:19","slug":"macrophoto-underground","status":"publish","type":"post","link":"https:\/\/www.geoicon.cz\/index.php\/2024\/02\/20\/macrophoto-underground\/?lang=cs","title":{"rendered":"Macrophoto underground"},"content":{"rendered":"\n<p>Zd\u00e1lo by se, \u017ee pro makrofotografa, kter\u00e9ho bav\u00ed p\u0159edev\u0161\u00edm fotografov\u00e1n\u00ed hmyzu, je obdob\u00ed se souvislou sn\u011bhovou pokr\u00fdvkou a dlouhodob\u00fdmi venkovn\u00edmi teplotami pod bodem mrazu jakousi \u201cokurkovou\u201d sez\u00f3nou. V\u00fdchodisek se nab\u00edz\u00ed n\u011bkolik. V po\u010d\u00edta\u010di ka\u017ed\u00e9ho fotografa se najde velk\u00e9 mno\u017estv\u00ed nezpracovan\u00e9ho materi\u00e1lu ti, co se zab\u00fdvaj\u00ed skl\u00e1danou fotografi\u00ed v\u00ed, o \u010dem je \u0159e\u010d). Dlouh\u00e9 zimn\u00ed ve\u010dery je ten spr\u00e1vn\u00fd \u010das na jejich zpracov\u00e1n\u00ed. Nebo alespo\u0148 promaz\u00e1vat fotky, kter\u00e9 neprojdou p\u0159\u00edsn\u00fdm autorov\u00fdm v\u00fdb\u011brem. Dal\u0161\u00ed mo\u017enost\u00ed je p\u0159esun do ji\u017en\u011bj\u0161\u00edch oblast\u00ed, kde vl\u00e1dnou vl\u00eddn\u011bj\u0161\u00ed meteorologick\u00e9 podm\u00ednky pro fotografov\u00e1n\u00ed drobn\u00fdch \u017eivo\u010dich\u016f, co\u017e je podm\u00edn\u011bno dostatkem voln\u00e9ho \u010dasu a finan\u010dn\u00edch prost\u0159edk\u016f. Vzhledem k tomu, \u017ee m\u00e1m to \u0161t\u011bst\u00ed a p\u0159eb\u00fdv\u00e1m v \u010cesk\u00e9m r\u00e1ji na \u00fapat\u00ed Prachovsk\u00fdch skal, na\u0161el jsem je\u0161t\u011b jin\u00e9 \u0159e\u0161en\u00ed.<\/p>\n\n\n\n<div id=\"jig1\" class=\"justified-image-grid jig-002bcece195b7ee3c646228975364e05 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig1-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0018Btit.jpg\" title=\"B12A0018Btit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0018Btit.jpg\" alt=\"Root stalactit in winter\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Root stalactit in winter<br\/>B12A0018Btit<\/p><\/li><\/ul><\/noscript><\/div>\n\n\n\n<p>Jeskyn\u011b v Prachovsk\u00fdch skal\u00e1ch jsou sou\u010d\u00e1st\u00ed geomorfologicky velice pestr\u00e9ho pseudokrasov\u00e9ho reli\u00e9fu vyvinut\u00e9ho ve svrchnok\u0159\u00eddov\u00fdch kv\u00e1drov\u00fdch p\u00edskovc\u00edch, kter\u00fdmi prostupuj\u00ed tektonick\u00e9 poruchy. Typologie pseudokrasov\u00fdch jeskyn\u00ed d\u011bl\u00ed jeskyn\u011b p\u00edskovcov\u00e9ho reli\u00e9fu do n\u011bkolika skupin. V Prachovsk\u00fdch skal\u00e1ch jsou zastoupeny r\u016fzn\u00e9 typy jeskyn\u00ed, nap\u0159. jeskyn\u011b puklinov\u00e9, vrstevn\u00ed, jeskynn\u00ed v\u00fdklenky, rozsedlinov\u00e9. Dominuj\u00ed zde ale jeskyn\u011b typu su\u0165ov\u00e9ho a kombinovan\u00e9ho (nap\u0159. puklinovo-vrstevn\u00ed, puklinovo-rozsedlinov\u00e9 nebo puklinovo-su\u0165ov\u00e9).<\/p>\n\n\n\n<div id=\"jig2\" class=\"justified-image-grid jig-cebf1b06f410524e846b82bc451be1f5 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig2-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1797-topaz-denoiseraw-sharpentit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1797-topaz-denoiseraw-sharpentit.jpg\" alt=\"Root stalactit\" width=\"466\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Root stalactit<\/p><\/li><\/ul><\/noscript><\/div>\n\n\n\n<p>Jen pro vysv\u011btlen\u00ed. Ve\u0161ker\u00e9 geologick\u00e9 \u00fatvary ozna\u010dovan\u00e9 jako pseudokrasov\u00e9, jsou \u00fatvary vytvo\u0159en\u00e9 v nekrasov\u00fdch hornin\u00e1ch. Krasov\u00e9 jsou v\u00fdhradn\u011b v\u00e1pence. Slovo kras vzniklo p\u0159esmy\u010dkou z italsk\u00e9ho slova Carsus, co\u017e je ozna\u010den\u00ed pro v\u00e1pencov\u00fd horsk\u00fd masiv na pomez\u00ed Slovinska a It\u00e1lie (Din\u00e1rsk\u00e9 hory). Podle n\u00e1zvu tohoto regionu vznikl obecn\u00fd geologick\u00fd pojem kras.<br>Podm\u00ednky v podzemn\u00edch prostorech, obzvl\u00e1\u0161\u0165 v t\u011bch nep\u0159\u00edli\u0161 hlubok\u00fdch, nejsou \u00fapln\u011b st\u00e1l\u00e9. Av\u0161ak kol\u00eds\u00e1n\u00ed teplot, vlhkosti a sv\u011btla zde nen\u00ed tak extr\u00e9mn\u00ed, jako na povrchu. Nejinak je tomu i ve sluj\u00edch a jeskyn\u00edch v Prachovsk\u00fdch skal\u00e1ch. \u0158ada bezobratl\u00fdch zde proto na\u0161la pom\u011brn\u011b konstantn\u00ed podm\u00ednky, kter\u00fdm se p\u0159es velmi skromnou potravn\u00ed nab\u00eddku p\u0159izp\u016fsobila. A nejen bezobratl\u00fdch.<\/p>\n\n\n\n<p><div id=\"jig3\" class=\"justified-image-grid jig-f565b6944f7a4f82d0ac200d7983ffd9 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig3-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/2024-01-14-01.16_tit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/2024-01-14-01.16_tit.jpg\" alt=\"Comb-footed cellar spider \/ temnomil sklepn\u00ed  (Nesticus cellulanus)\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Comb-footed cellar spider \/ temnomil sklepn\u00ed  (Nesticus cellulanus)<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig4\" class=\"justified-image-grid jig-14800bb29e36716124fae65579815bd9 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig4-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/2024-01-14-02_tit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/2024-01-14-02_tit.jpg\" alt=\"Comb-footed cellar spider \/ temnomil sklepn\u00ed  (Nesticus cellulanus)\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Comb-footed cellar spider \/ temnomil sklepn\u00ed  (Nesticus cellulanus)<\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>\u017divotn\u00ed projevy zde nen\u00ed nutn\u00e9 hledat nijak slo\u017eit\u011b. Ji\u017e p\u0159i zb\u011b\u017en\u00e9m pohledu na skaln\u00ed st\u011bny a stropy jeskyn\u00ed objev\u00edme jejich obyvatele. Jedn\u00edm z nejn\u00e1padn\u011bj\u0161\u00edch jsou pom\u011brn\u011b velc\u00ed pavouci mety temnostn\u00ed (Meta menardi). Nejrad\u011bji pob\u00fdvaj\u00ed na strop\u011b podzemn\u00edch prostor spolu se sv\u00fdmi n\u00e1padn\u00fdmi, jakoby z hedv\u00e1b\u00ed up\u0159eden\u00fdmi kokony. Podstatn\u011b men\u0161\u00edm z\u00e1stupcem pavou\u010d\u00ed \u0159\u00ed\u0161e je temnomil sklepn\u00ed (Nesticus cellulanus). Oba druhy pavouk\u016f se dokonale p\u0159izp\u016fsobily v\u011b\u010dn\u00e9mu chladu a temnu t\u00e9to podzemn\u00ed \u0159\u00ed\u0161e.<\/p>\n\n\n\n<p><div id=\"jig5\" class=\"justified-image-grid jig-70ea50870d2842cf34db4f6a155dc4cd jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig5-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0747tit.jpg\" title=\"B12A0747tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0747tit.jpg\" alt=\"European cave spider \/ meta temnostn\u00ed (Meta menardi)\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">European cave spider \/ meta temnostn\u00ed (Meta menardi)<br\/>B12A0747tit<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig6\" class=\"justified-image-grid jig-f0b149ed60186969bd76d9f2c4de74d8 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig6-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0510tit.jpg\" title=\"B12A0510tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0510tit.jpg\" alt=\"European cave spider \/ meta temnostn\u00ed (Meta menardi)\" width=\"1048\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">European cave spider \/ meta temnostn\u00ed (Meta menardi)<br\/>B12A0510tit<\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>St\u00e1lost podm\u00ednek tohoto prost\u0159ed\u00ed je jist\u011b v\u00fdhodou. Ale \u010d\u00edm se tito pavouci \u017eiv\u00ed? Ve tm\u011b a vlhku p\u0159\u00edli\u0161 mnoho ko\u0159isti nepoletuje. Nevelk\u00e9 s\u00edt\u011b sice oba druhy stav\u00ed, ale sp\u00ed\u0161e jako \u00fakryt nebo m\u00edsto pro ulo\u017een\u00ed kokon\u016f. Ko\u0159ist v\u011bt\u0161inou hledaj\u00ed na st\u011bn\u00e1ch sv\u00e9ho podzemn\u00edho \u00fakrytu. P\u0159i pozorn\u011bj\u0161\u00ed prohl\u00eddce se skute\u010dn\u011b n\u011bjak\u00e1 potenci\u00e1ln\u00ed ko\u0159ist pavouk\u016f objev\u00ed.<\/p>\n\n\n\n<p><div id=\"jig7\" class=\"justified-image-grid jig-216585f668afbc9b70a5a623122cdda1 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig7-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9828tit.jpg\" title=\"B12A9828tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9828tit.jpg\" alt=\"Common centipede \/ stono\u017eka \u0161kvorov\u00e1 (Lithobius forficatus) \" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Common centipede \/ stono\u017eka \u0161kvorov\u00e1 (Lithobius forficatus) <br\/>B12A9828tit<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig8\" class=\"justified-image-grid jig-15db37880aa4a6044d6636d941e4b6d6 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig8-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0008tit.jpg\" title=\"B12A0008tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A0008tit.jpg\" alt=\"Common house mosquito \/ kom\u00e1r pisklav\u00fd (Culex pipiens) \" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Common house mosquito \/ kom\u00e1r pisklav\u00fd (Culex pipiens) <br\/>B12A0008tit<\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>Jednou z nej\u010dilej\u0161\u00edch potenci\u00e1ln\u00edch pavou\u010d\u00edch sva\u010dinek je stono\u017eka \u0161kvorov\u00e1 (Lithobius forficatus). Bez ohledu na teploty lehce pod bodem mrazu pob\u00edhala pom\u011brn\u011b svi\u017en\u011b po m\u00edsty namrzl\u00e9 skaln\u00ed st\u011bn\u011b. Jen o n\u011bco pomalej\u0161\u00ed byl asi t\u0159\u00edmilimetrov\u00fd z\u00e1stupce brouk\u016f, pravd\u011bpodobn\u011b rodu d\u0159ep\u010d\u00edk\u016f (Aphthona). Nejpravd\u011bpodobn\u011bj\u0161\u00ed, a troufnu si odhadnout, \u017ee i nej\u0161\u0165avnat\u011bj\u0161\u00ed sousto pro pavouky p\u0159edstavuj\u00ed z\u00e1stupci dvou odli\u0161n\u00fdch skupin. Tou prvn\u00ed je posledn\u00ed generace p\u0159ezimuj\u00edc\u00edch sami\u010dek kom\u00e1ra pisklav\u00e9ho (Culex pipiens). Tou druhou jsou kr\u00e1sn\u011b barevn\u00e9 murky sklepcice obecn\u00e9 (Scoliopteryx libatrix). Na ob\u011b skupiny zima z\u0159ejm\u011b dol\u00e9h\u00e1 citeln\u011bji, nebo\u0165 nehybn\u011b sed\u00ed na st\u011bn\u00e1ch jeskyn\u00ed a nenechaj\u00ed se nijak vyru\u0161it. Sklepcice \u010dasto zimuj\u00ed ve v\u011bt\u0161\u00edch agregac\u00edch.<\/p>\n\n\n\n<p><div id=\"jig9\" class=\"justified-image-grid jig-8f6849fb703c20d6239de27572904ea8 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig9-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9869tit.jpg\" title=\"B12A9869tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9869tit.jpg\" alt=\"genus Aphthona \/ d\u0159ep\u010d\u00edk sp.\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">genus Aphthona \/ d\u0159ep\u010d\u00edk sp.<br\/>B12A9869tit<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig10\" class=\"justified-image-grid jig-ab41f34d128b93dd4c989d930d0174ed jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig10-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9840-topaz-sharpentit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9840-topaz-sharpentit.jpg\" alt=\"Herald \/ sklepcice obecn\u00e1 (Scoliopteryx libatrix) \" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Herald \/ sklepcice obecn\u00e1 (Scoliopteryx libatrix) <\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig11\" class=\"justified-image-grid jig-09185813fa8f191e65a2df78add28201 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig11-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1732-topaz-denoise-sharpentit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1732-topaz-denoise-sharpentit.jpg\" alt=\"Herald \/ sklepcice obecn\u00e1 (Scoliopteryx libatrix) \" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Herald \/ sklepcice obecn\u00e1 (Scoliopteryx libatrix) <\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>V\u011bt\u0161\u00ed \u010di men\u0161\u00ed agregace, kolonie, vytv\u00e1\u0159ej\u00ed I jejich potenci\u00e1ln\u00ed pred\u00e1to\u0159i. Nyn\u00ed v zim\u011b svorn\u011b a sousedsky p\u0159ed\u010d\u00e1vaj\u00ed zimu jen p\u00e1r metr\u016f od sebe. U stropu mnoha jeskyn\u00ed zimuj\u00ed r\u016fzn\u00e9 druhy netop\u00fdr\u016f. P\u0159i\u00a0 moj\u00ed n\u00e1v\u0161t\u011bv\u011b jsem zaznamenal dva. Vr\u00e1penec velk\u00fd (Rhinolophus ferrumequinum) je velk\u00fd druh netop\u00fdra, jeho\u017e bl\u00e1ny maj\u00ed ve viditeln\u00e9m spekrtu nafialov\u011bl\u00fd n\u00e1dech. Ke st\u0159edn\u011b velk\u00fdm druh\u016fm pat\u0159\u00ed netop\u00fdr \u010dern\u00fd (Barbastella barbastellus).<\/p>\n\n\n\n<p><div id=\"jig12\" class=\"justified-image-grid jig-2952a03fd5ceb9bcf4be04eb6e0532e4 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig12-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1834-topaz-sharpentit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/IMG_1834-topaz-sharpentit.jpg\" alt=\"Greater horseshoe bat \/ vr\u00e1penec velk\u00fd (Rhinolophus ferrumequinum)\" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Greater horseshoe bat \/ vr\u00e1penec velk\u00fd (Rhinolophus ferrumequinum)<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig13\" class=\"justified-image-grid jig-cb42113160bab7835b86b21f5b099c06 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig13-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9998-topaz-denoiseraw-sharpentit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9998-topaz-denoiseraw-sharpentit.jpg\" alt=\"Barbastelle bat \/ netop\u00fdr \u010dern\u00fd (Barbastella barbastellus) \" width=\"1050\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Barbastelle bat \/ netop\u00fdr \u010dern\u00fd (Barbastella barbastellus) <\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>Pokud up\u0159eme sv\u016fj zrak od strop\u016f jeskyn\u011b na jej\u00ed dno, mnoh\u00e9 z n\u00e1s mohou p\u0159ekvapit z\u00e1hadn\u00e9 \u00fatvary. Jsou neust\u00e1le vlhk\u00e9, ze stropu jeskyn\u011b na n\u011b neust\u00e1le kape voda. A pr\u00e1v\u011b voda je podm\u00ednkou jejich vzniku. Ko\u0159enov\u00e9 kr\u00e1pn\u00edky, jak se tyto \u00fatvary naz\u00fdvaj\u00ed, jsou toti\u017e \u017eiv\u00e9. Vznikaj\u00ed p\u0159edev\u0161\u00edm v p\u00edskovcov\u00fdch pseudokrasov\u00fdch prostorech, do nich\u017e zasahuj\u00ed ko\u0159eny stromu z povrchu zem\u011b. Kapky ze stropu jeskyn\u011b jsou pro ko\u0159enov\u00e9 vl\u00e1\u0161en\u00ed sign\u00e1lem \u201cjdi za vodou\u201d. A tak drobounk\u00e9 ko\u0159\u00ednky, navzdory gravitaci, nerostou do zem\u011b, n\u00fdbr\u017e vzh\u016fru. B\u011b\u017en\u011b to d\u011blaj\u00ed smrky, b\u0159\u00edzy, pravd\u011bpodobn\u011b i dal\u0161\u00ed druhy strom\u016f. Nejv\u011bt\u0161\u00ed ko\u0159enov\u00e9 kr\u00e1pn\u00edky dosahuj\u00ed a\u017e 70 centimetr\u016f. Jejich st\u00e1\u0159\u00ed m\u016f\u017ee b\u00fdt 50 a\u017e 100 let. D\u00e9lka jejich \u017eivota je z\u00e1visl\u00e1 na sv\u00e9m stromu. Jeliko\u017e jsou jeho sou\u010d\u00e1st\u00ed, zaniknou se z\u00e1nikem stromu.<\/p>\n\n\n\n<p><div id=\"jig14\" class=\"justified-image-grid jig-eba69462d36c34c6db3e9c1d1614a661 jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig14-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9737ABtit.jpg\" title=\"B12A9737ABtit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9737ABtit.jpg\" alt=\"Root stalactit in winter\" width=\"466\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Root stalactit in winter<br\/>B12A9737ABtit<\/p><\/li><\/ul><\/noscript><\/div><br><div id=\"jig15\" class=\"justified-image-grid jig-62db37ea8f706fcd8c01eae78520dfbc jig-preset-c3 jig-source-nextgen\"><div class=\"jig-clearfix\"><\/div><noscript id=\"jig15-html\" class=\"justified-image-grid-html\" data-lazy-src=\"skiplazyload\" data-src=\"skipunveillazyload\"><ul><li><a href=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9708tit.jpg\" title=\"B12A9708tit\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.geoicon.cz\/wp-content\/gallery\/jeskyne\/B12A9708tit.jpg\" alt=\"Root stalactit in winter\" width=\"466\" height=\"700\" \/><\/a><p class=\"jig-HTMLdescription\">Root stalactit in winter<br\/>B12A9708tit<\/p><\/li><\/ul><\/noscript><\/div><\/p>\n\n\n\n<p>M\u011bl jsem velmi vz\u00e1cnou mo\u017enost nahl\u00e9dnout do t\u00e9to podzemn\u00ed \u0159\u00ed\u0161e. Tato m\u00edsta jsou b\u011b\u017en\u00e9mu n\u00e1v\u0161t\u011bvn\u00edkovi skryta. A je to dob\u0159e. Tento sv\u011bt je nejen temn\u00fd a tajemn\u00fd, ale take velmi k\u0159ehk\u00fd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":2,"featured_media":6624,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-6628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-cs"],"_links":{"self":[{"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/posts\/6628","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/comments?post=6628"}],"version-history":[{"count":1,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/posts\/6628\/revisions"}],"predecessor-version":[{"id":6629,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/posts\/6628\/revisions\/6629"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/media\/6624"}],"wp:attachment":[{"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/media?parent=6628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/categories?post=6628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.geoicon.cz\/index.php\/wp-json\/wp\/v2\/tags?post=6628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}