[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.unos.sk\/na-novom-zelande-zil-tucniak-velkosti-cloveka\/#Article","mainEntityOfPage":"https:\/\/www.unos.sk\/na-novom-zelande-zil-tucniak-velkosti-cloveka\/","headline":"Na Novom Z\u00e9lande \u017eil tu\u010dniak ve\u013ekosti \u010dloveka","name":"Na Novom Z\u00e9lande \u017eil tu\u010dniak ve\u013ekosti \u010dloveka","description":"Fos\u00edlne zvy\u0161ky kost\u00ed napovedaj\u00fa, \u017ee zviera bolo zhruba 1,6 m vysok\u00e9 a v\u00e1\u017eilo okolo 80 kg. Tieto „mon\u0161tru\u00f3zne tu\u010dniaky“ \u017eili v obdob\u00ed paleo oce\u00e1nu pred 66 a\u017e 56 mili\u00f3nmi rokov. Je to jeden z najv\u00e4\u010d\u0161\u00edch druhov tu\u010dniakov, ak\u00fd bol kedy n\u00e1jden\u00fd. V dne\u0161nej dobe je najv\u00e4\u010d\u0161\u00edm \u017eij\u00facim tu\u010dniakom tu\u010dniak cis\u00e1rskym ktor\u00fd \u017eije na Antarkt\u00edde. Dorast\u00e1 sa do v\u00fd\u0161ky 1,2m","datePublished":"2019-08-01","dateModified":"2024-02-20","author":{"@type":"Person","@id":"https:\/\/www.unos.sk\/author\/#Person","name":"","url":"https:\/\/www.unos.sk\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/232437c79d6ebbb41eb67b1526ce0bc08ee5047d6b1594dc05abcc3258d8e0b3?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/232437c79d6ebbb41eb67b1526ce0bc08ee5047d6b1594dc05abcc3258d8e0b3?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"unos.sk","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.unos.sk\/wp-content\/uploads\/img_a305843_w16878_t1567443456.jpg","url":"https:\/\/www.unos.sk\/wp-content\/uploads\/img_a305843_w16878_t1567443456.jpg","height":0,"width":0},"url":"https:\/\/www.unos.sk\/na-novom-zelande-zil-tucniak-velkosti-cloveka\/","about":["Zvierat\u00e1"],"wordCount":427,"articleBody":"Fos\u00edlne zvy\u0161ky kost\u00ed napovedaj\u00fa, \u017ee zviera bolo zhruba 1,6 m vysok\u00e9 a v\u00e1\u017eilo okolo 80 kg. Tieto „mon\u0161tru\u00f3zne tu\u010dniaky“ \u017eili v obdob\u00ed paleo oce\u00e1nu pred 66 a\u017e 56 mili\u00f3nmi rokov. Je to jeden z najv\u00e4\u010d\u0161\u00edch druhov tu\u010dniakov, ak\u00fd bol kedy n\u00e1jden\u00fd. V dne\u0161nej dobe je najv\u00e4\u010d\u0161\u00edm \u017eij\u00facim tu\u010dniakom tu\u010dniak cis\u00e1rskym ktor\u00fd \u017eije na Antarkt\u00edde. Dorast\u00e1 sa do v\u00fd\u0161ky 1,2m a v\u00e1\u017ei 22 a\u017e 45 kg, \u010do je polovica a\u017e \u0161tvrtina d\u00e1vneho gigantick\u00e9ho tu\u010dniaka. Tento vyhynut\u00fd druh tu\u010dniaka sa tak prid\u00e1va k \u010fal\u0161\u00edm obrovsk\u00fdm predkom ktor\u00fdch pozostatky boli n\u00e1jden\u00e9 na Novom Z\u00e9lande a to najv\u00e4\u010d\u0161ieho papag\u00e1ja na svete, orla s rozp\u00e4t\u00edm kr\u00eddel a\u017e 3 metre a 3,6 metrov vysok\u00e9ho vt\u00e1ka moa. Ako je mo\u017en\u00e9, \u017ee sa tu\u010dniaky dorastali do tak\u00fdch rozmerov?Vedci predpokladaj\u00fa, \u017ee je to dan\u00e9 vymiznut\u00edm ve\u013ek\u00fdch morsk\u00fdch plazov z oce\u00e1nu zhruba v obdob\u00ed z\u00e1niku dinosaurov. Navy\u0161e v tom \u010dase bola teploty vody v okol\u00ed Nov\u00e9ho Z\u00e9landu ide\u00e1lnych 25 stup\u0148ov v porovnan\u00ed s dne\u0161n\u00fdmi 8 stup\u0148ami. V tomto obdob\u00ed bol Nov\u00fd Z\u00e9land st\u00e1le spojen\u00fd s Austr\u00e1liou a gigantick\u00e9 tu\u010dniaky zdie\u013eali vodn\u00e9 prostredie s obrovsk\u00fdmi korytna\u010dkami, kor\u00e1lmi a \u017eralokmi. Pre\u010do sa s t\u00fdmito tvormi u\u017e dnes nestretneme?To nie je vedcom \u00faplne zn\u00e1me, pre\u010do tieto tvory vymizli  z ju\u017enej hemisf\u00e9ry, av\u0161ak v\u0161eobecn\u00e1 te\u00f3ria je, \u017ee pri\u0161li do konfliktu s narastaj\u00facou konkurenciou morsk\u00fdch cicavcov. Na Antarkt\u00edde a Novom Z\u00e9lande neboli \u017eiadni pred\u00e1tori a\u017e do pr\u00edchodu zubat\u00fdch ve\u013er\u00fdb a tule\u0148ov mnoho rokov pred nami a zd\u00e1 sa, \u017ee v tom \u010dase za\u010dali gigantick\u00e9 tu\u010dniaky mizn\u00fa\u0165, ale konkr\u00e9tny d\u00f4vod je st\u00e1le nezn\u00e1mi. A kde sa tieto pozostatky na\u0161li?V oblasti North Canterbury, ktor\u00e1 sa nach\u00e1dza na ju\u017enom ostrove Nov\u00e9ho Z\u00e9landu a je zn\u00e1mou oblas\u0165ou fos\u00edlnych n\u00e1lezov od 80tych rokov minul\u00e9ho storo\u010dia. Od n\u00e1lezu fos\u00edli\u00ed  v koryte rieky sa mlad\u00ed paleontol\u00f3govia z medzin\u00e1rodn\u00e9ho t\u00edmu venuj\u00fa ich anal\u00fdze.                                                                                                                                                                                                                                                                                                                                                                                        4\/5 - (7 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Na Novom Z\u00e9lande \u017eil tu\u010dniak ve\u013ekosti \u010dloveka","item":"https:\/\/www.unos.sk\/na-novom-zelande-zil-tucniak-velkosti-cloveka\/#breadcrumbitem"}]}]