[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.jibe.cz\/jak-mohou-nektera-zvirata-prezit-i-v-chladnem-klimatu\/#Article","mainEntityOfPage":"https:\/\/www.jibe.cz\/jak-mohou-nektera-zvirata-prezit-i-v-chladnem-klimatu\/","headline":"Jak mohou n\u011bkter\u00e1 zv\u00ed\u0159ata p\u0159e\u017e\u00edt i v chladn\u00e9m klimatu","name":"Jak mohou n\u011bkter\u00e1 zv\u00ed\u0159ata p\u0159e\u017e\u00edt i v chladn\u00e9m klimatu","description":"Zv\u00ed\u0159ata jsou roz\u0161\u00ed\u0159ena po cel\u00e9 planet\u011b, mnohdy i tam, kde bychom to ne\u010dekali. Najdeme je uprost\u0159ed hork\u00fdch pou\u0161t\u00ed, ale tak\u00e9 v\u00a0mraziv\u00e9 tund\u0159e. N\u011bkter\u00e9 druhy se dokonce us\u00eddlili i v\u00a0Antarktid\u011b. Je v\u0161ak ot\u00e1zkou, pro\u010d z\u016fst\u00e1vaj\u00ed v\u00a0tak nehostinn\u00fdch podm\u00ednk\u00e1ch a nep\u0159esunout do p\u0159eci jen teplej\u0161\u00edho klimatu. I to m\u00e1 v\u0161ak sv\u00e9 d\u016fvody. T\u00edm prvn\u00ed je, \u017ee jsou read more <\/span><\/a>","datePublished":"2023-10-06","dateModified":"2023-12-07","author":{"@type":"Person","@id":"https:\/\/www.jibe.cz\/author\/#Person","name":"","url":"https:\/\/www.jibe.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/2f9cf1b561d9aae95958ad71553999b0e9db33d2ec644561c199d316aa8e46db?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2f9cf1b561d9aae95958ad71553999b0e9db33d2ec644561c199d316aa8e46db?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"jibe.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.jibe.cz\/wp-content\/uploads\/art475131_3x2_20261007_065148_npWaZu.jpg","url":"https:\/\/www.jibe.cz\/wp-content\/uploads\/art475131_3x2_20261007_065148_npWaZu.jpg","height":0,"width":0},"url":"https:\/\/www.jibe.cz\/jak-mohou-nektera-zvirata-prezit-i-v-chladnem-klimatu\/","about":["Zv\u00ed\u0159ata"],"wordCount":440,"articleBody":"\tZv\u00ed\u0159ata jsou roz\u0161\u00ed\u0159ena po cel\u00e9 planet\u011b, mnohdy i tam, kde bychom to ne\u010dekali. Najdeme je uprost\u0159ed hork\u00fdch pou\u0161t\u00ed, ale tak\u00e9 v\u00a0mraziv\u00e9 tund\u0159e. N\u011bkter\u00e9 druhy se dokonce us\u00eddlili i v\u00a0Antarktid\u011b. Je v\u0161ak ot\u00e1zkou, pro\u010d z\u016fst\u00e1vaj\u00ed v\u00a0tak nehostinn\u00fdch podm\u00ednk\u00e1ch a nep\u0159esunout do p\u0159eci jen teplej\u0161\u00edho klimatu. I to m\u00e1 v\u0161ak sv\u00e9 d\u016fvody.\tT\u00edm prvn\u00ed je, \u017ee jsou pro \u017eivot v\u00a0t\u011b\u017ek\u00fdch mrazech velmi dob\u0159e vybaveni, a\u0165 u\u017e d\u00edky hust\u00e9 srsti \u010di pe\u0159\u00ed, siln\u00e9 vrstv\u011b tuku, nebo kombinaci oboj\u00edho. Tyto adaptace, kter\u00e9 jim umo\u017e\u0148uj\u00ed zvl\u00e1dat \u017eivot v\u00a0nehostinn\u00fdch podm\u00ednk\u00e1ch, jim v\u0161ak z\u00e1rove\u0148 mnohdy zabra\u0148uj\u00ed \u017e\u00edt v\u00a0teplej\u0161\u00edch kon\u010din\u00e1ch. Jednodu\u0161e \u0159e\u010deno, pokud by m\u011bli konstantn\u011b vy\u0161\u0161\u00ed teplotu, tak by se neust\u00e1le p\u0159eh\u0159\u00edvali.\t\tSamoz\u0159ejm\u011b m\u016f\u017eeme nam\u00edtnout, \u017ee nap\u0159\u00edklad zoologick\u00e9 zahrady chovaj\u00ed ledn\u00ed medv\u011bdy \u010di tu\u010d\u0148\u00e1ky ve venkovn\u00edch v\u00fdb\u011bz\u00edch bez jak\u00fdchkoliv probl\u00e9m\u016f. To v\u0161ak nen\u00ed tak docela pravda \u2013 sta\u010d\u00ed se pod\u00edvat, kolik \u010dasu tato zv\u00ed\u0159ata tr\u00e1v\u00ed ve vod\u011b. Zvl\u00e1\u0161t\u011b v\u00a0parn\u00e9m l\u00e9t\u011b je pro n\u011b pobyt zde prakticky utrpen\u00edm, a to i p\u0159es nejlep\u0161\u00ed p\u00e9\u010di, kterou jsou jim o\u0161et\u0159ovatel\u00e9 schopni poskytnout.\tA\u010dkoliv se to pak nezd\u00e1, \u017eivot v\u00a0mraziv\u00fdch podm\u00ednk\u00e1ch m\u00e1 je\u0161t\u011b dal\u0161\u00ed v\u00fdhody. Tou prvn\u00ed je mal\u00e1 konkurence. Nemus\u00ed soupe\u0159it s\u00a0ostatn\u00edmi druhy o potravu, a ani se tolik ob\u00e1vat, \u017ee jim pred\u00e1to\u0159i za\u00fato\u010d\u00ed na ml\u00e1\u010fata.\u00a0 Jist\u011b, nen\u00ed to stoprocentn\u00ed \u2013 nap\u0159\u00edklad pr\u00e1v\u011b tu\u010d\u0148\u00e1ci jsou \u010dast\u00fdm c\u00edlem hladov\u00fdch drav\u00fdch pt\u00e1k\u016f, av\u0161ak jejich frekvence je rozhodn\u011b ni\u017e\u0161\u00ed, ne\u017e jak\u00e1 by byla, kdyby \u017eili severn\u011bji.\tPokud jde o potravu, pak v\u011bt\u0161ina t\u011bchto druh\u016f se \u017eiv\u00ed rybami. A t\u011bch je i v\u00a0t\u011bchto podm\u00ednk\u00e1ch pom\u011brn\u011b hojn\u00e9 mno\u017estv\u00ed. Nemus\u00ed tak m\u00edt strach, \u017ee budou hladov\u011bt. V\u00a0podstat\u011b tak maj\u00ed v\u0161e, co pot\u0159ebuj\u00ed \u2013 d\u00edky jejich t\u011blesn\u00e9 v\u00fdbav\u011b jim je dostate\u010dn\u00e9 teplo, nemus\u00ed se b\u00e1t pred\u00e1tor\u016f a potravy je tak\u00e9 dostatek.\tJedin\u00e9, co je v\u00a0sou\u010dasn\u00e9 dob\u011b ohro\u017euje, a to st\u00e1le v\u00edce, je glob\u00e1ln\u00ed zm\u011bna klimatu a s\u00a0n\u00ed spojen\u00e9 zvy\u0161ov\u00e1n\u00ed pr\u016fm\u011brn\u00e9 teploty a t\u00e1n\u00ed ledovc\u016f. To by pro n\u011b mohla b\u00fdt dokonce kone\u010dn\u00e1. 4\/5 - (1 vote) "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Jak mohou n\u011bkter\u00e1 zv\u00ed\u0159ata p\u0159e\u017e\u00edt i v chladn\u00e9m klimatu","item":"https:\/\/www.jibe.cz\/jak-mohou-nektera-zvirata-prezit-i-v-chladnem-klimatu\/#breadcrumbitem"}]}]