[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.weinera.cz\/velka-zvireci-migrace\/#Article","mainEntityOfPage":"https:\/\/www.weinera.cz\/velka-zvireci-migrace\/","headline":"Velk\u00e1 zv\u00ed\u0159ec\u00ed migrace","name":"Velk\u00e1 zv\u00ed\u0159ec\u00ed migrace","description":"V africk\u00e9m N\u00e1rodn\u00edm parku Serengeti se p\u0159ipravuje na cestu obrovsk\u00e9 pestr\u00e9 st\u00e1do., kter\u00e9 l\u00e1k\u00e1 v\u016fn\u011b dalek\u00e9 savany. 1,5 mili\u00f3nu pako\u0148\u016f dopln\u00ed zebry v po\u010dtu t\u00e9m\u011b\u0159 […]","datePublished":"2017-11-23","dateModified":"2023-05-07","author":{"@type":"Person","@id":"https:\/\/www.weinera.cz\/author\/#Person","name":"","url":"https:\/\/www.weinera.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/3c4e99fa9a9806cd5e8fd7cac6ca73ff5bbf5f3ee309e1745415eebd31482909?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/3c4e99fa9a9806cd5e8fd7cac6ca73ff5bbf5f3ee309e1745415eebd31482909?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"weinera.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.weinera.cz\/wp-content\/uploads\/img_a305247_w2428_t1516738344.jpg","url":"https:\/\/www.weinera.cz\/wp-content\/uploads\/img_a305247_w2428_t1516738344.jpg","height":0,"width":0},"url":"https:\/\/www.weinera.cz\/velka-zvireci-migrace\/","about":["Lifestyle"],"wordCount":450,"articleBody":"\t\tV africk\u00e9m N\u00e1rodn\u00edm parku Serengeti se p\u0159ipravuje na cestu obrovsk\u00e9 pestr\u00e9 st\u00e1do., kter\u00e9 l\u00e1k\u00e1 v\u016fn\u011b dalek\u00e9 savany. 1,5 mili\u00f3nu pako\u0148\u016f dopln\u00ed zebry v po\u010dtu t\u00e9m\u011b\u0159 \u010dtvrt milionu a p\u016fl milionu gazel. Za\u010d\u00edn\u00e1 velk\u00e1 migrace. Po osmi stech kilometrech nebezpe\u010dn\u00e9 cesty je p\u0159ivede na \u00farodn\u00e9 pl\u00e1n\u011b N\u00e1rodn\u00edho parku Masai Mara v Keni. Tento p\u0159\u00edrodn\u00ed proces zaji\u0161\u0165uje obnovu pastvin v\u00fdchodn\u00ed Afriky. Jde bezkonkuren\u010dn\u011b nejv\u011bt\u0161\u00ed migrace suchozemsk\u00fdch zv\u00ed\u0159at.\t\t \t\tB\u00fdlo\u017erav\u00ed kopytn\u00edci jsou doprov\u00e1zeni dal\u0161\u00edmi druhy zv\u00ed\u0159at. Asi t\u0159i tis\u00edce lv\u016f, tis\u00edc levhart\u016f, v\u00edce ne\u017e osm tis\u00edc hyen skvrnit\u00fdch a drav\u00ed pt\u00e1ci. Pred\u00e1to\u0159i si ze st\u00e1da vyb\u00edraj\u00ed svou da\u0148, je pro n\u011b velkou z\u00e1sob\u00e1rnou potravy. Mnoho zv\u00ed\u0159at zem\u0159e vy\u010derp\u00e1n\u00edm. Na cest\u011b je pot\u0159eba p\u0159ekon\u00e1vat t\u00e9\u017e \u0159eky, kde na n\u011b \u010dekaj\u00ed hladov\u00ed krokod\u00fdli – hlavn\u011b ob\u00e1vanou \u0159eku Mara. Nelze se tedy divit, \u017ee asi \u010dtvrt milionu \u010dlen\u016f pestr\u00e9ho st\u00e1da pou\u0165 nep\u0159e\u017eije.\t\t \t\tCo \u017eene tyto masy \u017eiv\u00fdch tvor\u016f do souboje o p\u0159e\u017eit\u00ed? Hlad? Sucho? Zachov\u00e1n\u00ed rodu? Dalo by se p\u0159edpokl\u00e1dat, \u017ee jde o d\u016fsledek vztah\u016f mezi podneb\u00edm, p\u016fdou a potravou. V\u011bdc\u016fm studuj\u00edc\u00edm tento jev v\u0161ak zamotalo hlavy n\u011bkolik z\u00e1hadn\u00fdch okolnost\u00ed. Tak nap\u0159\u00edklad:\t·zv\u00ed\u0159ata tuto riskantn\u00ed cestu absolvuj\u00ed ka\u017ed\u00fd rok, p\u0159esto\u017ee je velice nam\u00e1hav\u00e1 a jsou vystavena extr\u00e9mn\u00edm podm\u00ednk\u00e1m, jim\u017e \u010dasto podl\u00e9haj\u00ed\t·v obdob\u00ed de\u0161\u0165\u016f b\u00fdlo\u017eravci p\u0159ekvapiv\u011b nevyhled\u00e1vaj\u00ed zavla\u017een\u00e9 pl\u00e1n\u011b s bujnou zelen\u00ed, ale naopak z nich odch\u00e1zej\u00ed do oblast\u00ed su\u0161\u0161\u00edch\t \tOdborn\u00edci, kte\u0159\u00ed se nezvyklostmi serengetsk\u00e9ho syst\u00e9mu zab\u00fdvali, dosp\u011bli k ne\u010dekan\u00fdm z\u00e1v\u011br\u016fm. Uk\u00e1zalo se, \u017ee savana trvale zavla\u017eovan\u00e1 navzdory dostatku potravy n\u011bkter\u00fdm b\u00fdlo\u017erav\u00fdm zv\u00ed\u0159at\u016fm nesv\u011bd\u010d\u00ed. Jednak p\u0159\u00edli\u0161n\u00e1 vlhkost u nich zp\u016fsobuje vznik nebezpe\u010dn\u00fdch pl\u00edsn\u00ed. Mokr\u00e9 oblasti jsou tak\u00e9 ide\u00e1ln\u00ed l\u00edhn\u00ed nep\u0159\u00edjemn\u00e9ho hmyzu, v tomto p\u0159\u00edpad\u011b mouchy tse – tse, kter\u00e1 p\u0159en\u00e1\u0161\u00ed spavou nemoc. Jin\u00fd v\u00fdzkum prob\u00edhaj\u00edc\u00ed v z\u00e1padn\u00ed \u010d\u00e1sti Serengeti prok\u00e1zal, \u017ee m\u00edstn\u00ed traviny jsou bohat\u00e9 na obsah fosforu a v\u00e1pn\u00edku. Tyto prvky jsou nepostradateln\u00e9 p\u0159edev\u0161\u00edm pro b\u0159ez\u00ed samice.\tZv\u00ed\u0159ata tedy pravd\u011bpodobn\u011b instinktivn\u011b v\u011bd\u00ed, co kdy maj\u00ed d\u011blat. P\u0159\u00edroda je prost\u011b \u00fa\u017easn\u00e1!                                                                                                                                                                                                                                                                                                                                                                                        5\/5 - (4 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Velk\u00e1 zv\u00ed\u0159ec\u00ed migrace","item":"https:\/\/www.weinera.cz\/velka-zvireci-migrace\/#breadcrumbitem"}]}]