[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.miksanek.cz\/mohl-by-ledni-medved-vyhrat-olympijsky-sprint\/#Article","mainEntityOfPage":"https:\/\/www.miksanek.cz\/mohl-by-ledni-medved-vyhrat-olympijsky-sprint\/","headline":"Mohl by ledn\u00ed medv\u011bd vyhr\u00e1t olympijsk\u00fd sprint?","name":"Mohl by ledn\u00ed medv\u011bd vyhr\u00e1t olympijsk\u00fd sprint?","description":"Vedle sv\u00e9ho bratrance medv\u011bda hn\u011bd\u00e9ho se ledn\u00ed medv\u011bd \u0159ad\u00ed mezi nejv\u011bt\u0161\u00ed dnes \u017eij\u00edc\u00ed suchozemsk\u00e9 maso\u017eravce. Jeho teritorium je pom\u011brn\u011b rozs\u00e1hl\u00e9, jedinci \u017eij\u00edc\u00ed u Beringova mo\u0159e maj\u00ed teritorium o rozloze a\u017e 350 000 km\u00b2. Co medv\u011bdu ledn\u00edmu usnad\u0148uje \u017eivot v t\u011b\u017ek\u00fdch podm\u00ednk\u00e1ch? Medv\u011bd je k \u017eivotu v nehostinn\u00e9m velmi chladn\u00e9m prost\u0159ed\u00ed skv\u011ble p\u0159izp\u016fsoben. Ji\u017e jeho b\u00edl\u00e9 ... Read moreMohl by ledn\u00ed medv\u011bd vyhr\u00e1t olympijsk\u00fd sprint?<\/span><\/a>","datePublished":"2023-06-02","dateModified":"2023-06-02","author":{"@type":"Person","@id":"https:\/\/www.miksanek.cz\/author\/#Person","name":"","url":"https:\/\/www.miksanek.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/91b1fc57487c55a66a7777af0dd690bf69c571b4a9b15cda0db8854a78b7888c?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/91b1fc57487c55a66a7777af0dd690bf69c571b4a9b15cda0db8854a78b7888c?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"miksanek.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.miksanek.cz\/wp-content\/uploads\/img_a312067_w2105_t1523109499.jpg","url":"https:\/\/www.miksanek.cz\/wp-content\/uploads\/img_a312067_w2105_t1523109499.jpg","height":0,"width":0},"url":"https:\/\/www.miksanek.cz\/mohl-by-ledni-medved-vyhrat-olympijsky-sprint\/","wordCount":452,"articleBody":"Vedle sv\u00e9ho bratrance medv\u011bda hn\u011bd\u00e9ho se ledn\u00ed medv\u011bd \u0159ad\u00ed mezi nejv\u011bt\u0161\u00ed dnes \u017eij\u00edc\u00ed suchozemsk\u00e9 maso\u017eravce. Jeho teritorium je pom\u011brn\u011b rozs\u00e1hl\u00e9, jedinci \u017eij\u00edc\u00ed u Beringova mo\u0159e maj\u00ed teritorium o rozloze a\u017e 350 000 km\u00b2. Co medv\u011bdu ledn\u00edmu usnad\u0148uje \u017eivot v t\u011b\u017ek\u00fdch podm\u00ednk\u00e1ch? Medv\u011bd je k \u017eivotu v nehostinn\u00e9m velmi chladn\u00e9m prost\u0159ed\u00ed skv\u011ble p\u0159izp\u016fsoben. Ji\u017e jeho b\u00edl\u00e9 zbarven\u00ed mu umo\u017e\u0148uje snadno splynout s okoln\u00ed krajinou. Ledn\u00ed medv\u011bd m\u00e1 ze v\u0161ech medv\u011bd\u016f nejhust\u0161\u00ed srst, nav\u00edc jej\u00ed vnit\u0159n\u00ed stranu tvo\u0159\u00ed hust\u00e1 podsada a tu vn\u011bj\u0161\u00ed pak dut\u00e9 pes\u00edky, kter\u00e9 zadr\u017euj\u00ed vzduch kv\u016fli tepeln\u00e9 izolaci. Pod \u010dernou k\u016f\u017e\u00ed m\u00e1 vrstvu tuku, kter\u00e1 m\u016f\u017ee b\u00fdt tlust\u00e1 a\u017e 10 cm. Pohyb ve sn\u011bhu a na ledu mu usnad\u0148uj\u00ed \u010d\u00e1ste\u010dn\u011b osrst\u011bn\u00e1 chodidla a d\u00e1le dr\u00e1py, kter\u00e9 nezatahuje. Je to neuv\u011b\u0159iteln\u00e9, ale p\u0159i b\u011bhu dok\u00e1\u017ee tento medv\u011bd vyvinout stejnou rychlost jako nejrychlej\u0161\u00ed sprinte\u0159i sv\u011bta. \u0160irok\u00e1 chodidla m\u00e1 nav\u00edc vybavena plovac\u00edmi bl\u00e1nami, kter\u00e9 z ledn\u00edho medv\u011bda \u010din\u00ed skv\u011bl\u00e9ho plavce. Dok\u00e1\u017ee celkem hrav\u011b uplavat a\u017e 100 kilometr\u016f rychlost\u00ed 10 km\/h. Svou ko\u0159ist c\u00edt\u00ed na kilometr daleko Medv\u011bd ledn\u00ed se ve voln\u00e9 p\u0159\u00edrod\u011b m\u016f\u017ee do\u017e\u00edt a\u017e 30 let. Jeho tr\u00e1vic\u00ed soustava se dok\u00e1\u017ee velmi dob\u0159e vyrovn\u00e1vat s obdob\u00edmi, kdy je dostatek potravy a pot\u00e9 s del\u0161\u00edm p\u016fstem. Jeho st\u0159eva dok\u00e1\u017eou zpracov\u00e1vat tuk, kter\u00fd je v\u00fd\u017eivn\u011bj\u0161\u00ed ne\u017e maso. Nav\u00edc dok\u00e1\u017ee zpomalit sv\u016fj celkov\u00fd metabolismus, \u010d\u00edm\u017e se sni\u017euje spot\u0159eba energie. Hlavn\u00ed slo\u017ekou jeho potravy jsou tuleni, d\u00e1le zvl\u00e1dne ulovit i narvala p\u0159\u00edpadn\u011b mro\u017ee, pokud m\u00e1 velk\u00fd hlad. V tomto p\u0159\u00edpad\u011b mu v\u0161ak hroz\u00ed pom\u011brn\u011b zna\u010dn\u00e9 riziko poran\u011bn\u00ed. Svou potencion\u00e1ln\u00ed ko\u0159ist c\u00edt\u00ed na kilometr daleko, nebo v hloubce a\u017e jeden metr pod ledem. Samot\u00e1\u0159sk\u00fd \u017eivot S v\u00fdjimkou obdob\u00ed rozmno\u017eov\u00e1n\u00ed \u017eije medv\u011bd ledn\u00ed samot\u00e1\u0159sky. Samice rod\u00ed jedno ml\u00e1d\u011b jednou za dva a\u017e t\u0159i roky, \u010d\u00edm\u017e pat\u0159\u00ed mezi nejpomaleji se rozmno\u017euj\u00edc\u00ed se savce. Ml\u00e1\u010fata tr\u00e1v\u00ed \u010das v brlohu, kter\u00fd je chr\u00e1n\u00ed p\u0159ed chladem. Brloh m\u00e1 i n\u011bkolik komor a teplota v nich je a\u017e o 40 stup\u0148\u016f vy\u0161\u0161\u00ed ne\u017e je venku. Ml\u00e1\u010fata jsou hrav\u00e1, a tak se bav\u00ed z\u00e1pasy, p\u0159i kter\u00fdch stoj\u00ed na zadn\u00edch nohou a sna\u017e\u00ed se p\u0159edn\u00edmi tlapami sv\u00e9ho soupe\u0159e povalit. 4.1\/5 - (10 votes) "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Mohl by ledn\u00ed medv\u011bd vyhr\u00e1t olympijsk\u00fd sprint?","item":"https:\/\/www.miksanek.cz\/mohl-by-ledni-medved-vyhrat-olympijsky-sprint\/#breadcrumbitem"}]}]