[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.reks.cz\/jak-vyhynuli-mamuti\/#Article","mainEntityOfPage":"https:\/\/www.reks.cz\/jak-vyhynuli-mamuti\/","headline":"Jak vyhynuli mamuti","name":"Jak vyhynuli mamuti","description":"Je to ji\u017e n\u011bkolik tis\u00edc let, kdy po Zemi chodili mamuti. Tato majest\u00e1tn\u00ed zv\u00ed\u0159ata doby ledov\u00e9 miz\u00ed z na\u0161\u00ed planety n\u011bkdy p\u0159ed v\u00edce ne\u017e 10 500 lety. K jejich vyhynut\u00ed … ","datePublished":"2020-10-17","dateModified":"2020-10-17","author":{"@type":"Person","@id":"https:\/\/www.reks.cz\/author\/#Person","name":"","url":"https:\/\/www.reks.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/d81a95b988e562d8ac0fc1eb5578e43f924bf78e85c5259f0dcab44a306610fa?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d81a95b988e562d8ac0fc1eb5578e43f924bf78e85c5259f0dcab44a306610fa?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"reks.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.reks.cz\/wp-content\/uploads\/img_a279122_w1886_t1602666563.jpg","url":"https:\/\/www.reks.cz\/wp-content\/uploads\/img_a279122_w1886_t1602666563.jpg","height":0,"width":0},"url":"https:\/\/www.reks.cz\/jak-vyhynuli-mamuti\/","wordCount":418,"articleBody":"Je to ji\u017e n\u011bkolik tis\u00edc let, kdy po Zemi chodili mamuti. Tato majest\u00e1tn\u00ed zv\u00ed\u0159ata doby ledov\u00e9 miz\u00ed z na\u0161\u00ed planety n\u011bkdy p\u0159ed v\u00edce ne\u017e 10 500 lety. K jejich vyhynut\u00ed p\u0159isp\u011bl nejen loveck\u00fd apetit lidsk\u00e9 rasy, ale tak\u00e9 zm\u011bny klimatu. Posledn\u00ed skupiny t\u011bchto tvor\u016f \u017eili na ostrov\u011b Svat\u00e9ho Pavla v Beringov\u011b mo\u0159i. Po dob\u011b ledov\u00e9, kdy\u017e se Zem\u011b za\u010dala zase oteplovat, hladina mo\u0159e stoupala a plocha jejich domova na ostrov\u011b se za\u010dala zmen\u0161ovat.Uhynou \u017e\u00edzn\u00ed Tento ostrov je celkem mal\u00fd, rozlohou m\u00e1 jen n\u011bco m\u00e1lo p\u0159es sto kilometr\u016f \u010dtvere\u010dn\u00edch. Jezera na ostrov\u011b \u010dasem pohlt\u00ed oce\u00e1n. Slan\u00e1 voda tak p\u0159it\u00e9k\u00e1 i do zb\u00fdvaj\u00edc\u00edch n\u00e1dr\u017e\u00ed s pitnou vodou, kter\u00e9 tak za\u010d\u00edn\u00e1 b\u00fdt nedostatek. Mamuti jsou nuceni se d\u011blit o st\u00e1le ni\u017e\u0161\u00ed po\u010det napajedel, co\u017e za\u010dne b\u00fdt probl\u00e9mem. St\u00e1da kolem napajedel ni\u010d\u00ed \u017eivotaschopnou vegetaci a erodovan\u00e9 usazeniny pak zne\u010di\u0161\u0165uj\u00ed vodn\u00ed zdroje. Z\u00e1soby pitn\u00e9 vody se tak neust\u00e1le zmen\u0161uj\u00ed. Mamuti si tak vlastn\u011b p\u0159isp\u00edvaj\u00ed k vlastn\u00edmu z\u00e1niku.Kolik vody denn\u011b? Jeden mamut vy\u017eaduje denn\u011b a\u017e 200 litr\u016f pitn\u00e9 vody. Bez jej\u00edho nedostatku nem\u00e1 \u0161anci na dlouh\u00fd \u017eivot. Pokud vodn\u00ed n\u00e1dr\u017ee nedopl\u0148uje d\u00e9\u0161\u0165 nebo taj\u00edc\u00ed led z hor, mamuti nemaj\u00ed jak uhasit \u017e\u00edze\u0148 a jejich smrt p\u0159ich\u00e1z\u00ed velmi rychle.N\u011aCO O MAMUTECH \u00a7 Tato chundelat\u00e1 zv\u00ed\u0159ata m\u011bla dlouh\u00e9 zahnut\u00e9 kly, vyvinut\u00e9 z p\u0159edn\u00edch zub\u016f. \u00a7 D\u00e1le m\u011bli mamuti pouze \u010dty\u0159i zuby \u2013 v ka\u017ed\u00e9 polovin\u011b \u010delisti jednu stoli\u010dku. \u00a7 Byli to b\u00fdlo\u017eravci podobn\u00ed dne\u0161n\u00edm slon\u016fm. \u00a7 V\u011bt\u0161ina druh\u016f nep\u0159esahovala velikost\u00ed slona indick\u00e9ho. \u00a7 Nejv\u011bt\u0161\u00ed mamut v\u00e1\u017eil a\u017e 8 tun. \u00a7 Jejich domovem v dob\u011b ledov\u00e9 byly tundry a travnat\u00e9 stepi, kter\u00e9 pokr\u00fdvaly velkou \u010d\u00e1st Severn\u00ed Ameriky, Asie a Evropy.DRUHY MAMUT\u016e: \u00d8 Mamut severn\u00ed\/srstnat\u00fd \u00d8 Mamut stepn\u00ed \u00d8 Mamut kolumbusk\u00fd \u00d8 Mamut ji\u017en\u00ed \u00d8 Mamut africk\u00fdPosledn\u00ed objevy mamut\u016f V roce 2007 bylo na poloostrov\u011b Jamal objeveno t\u011blo mamut\u00edho ml\u00e1d\u011bte, kter\u00e9 je pova\u017eov\u00e1no za nejzachovalej\u0161\u00ed exempl\u00e1\u0159. V \u010cesku m\u00e1me hlavn\u00ed nalezi\u0161t\u011b mamut\u00edch poz\u016fstatk\u016f, a to v P\u0159edmost\u00ed u P\u0159erova. Zde bylo v roce 1928 odkryto velk\u00e9 t\u00e1bo\u0159i\u0161t\u011b mamut\u00edch lovc\u016f. Kompletn\u00ed kostra mamuta byla objevena v roce 1899 ve Svobodn\u00fdch Dvorech u Hradce Kr\u00e1lov\u00e9.                                                                                                                                                                                                                                                                                                                                                                                        4.7\/5 - (4 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Jak vyhynuli mamuti","item":"https:\/\/www.reks.cz\/jak-vyhynuli-mamuti\/#breadcrumbitem"}]}]