{"id":21020102,"date":"2019-11-08T22:01:00","date_gmt":"2019-11-08T21:01:00","guid":{"rendered":"http:\/\/znanost.geek.hr\/?p=21020102"},"modified":"2020-10-15T14:46:38","modified_gmt":"2020-10-15T12:46:38","slug":"nevjerojatni-svjetleci-morski-crv-moze-narasti-preko-30-metara-duljine","status":"publish","type":"post","link":"https:\/\/geek.hr\/znanost\/clanak\/nevjerojatni-svjetleci-morski-crv-moze-narasti-preko-30-metara-duljine\/","title":{"rendered":"Nevjerojatni svjetle\u0107i morski crv mo\u017ee narasti preko 30 metara duljine"},"content":{"rendered":"<p>U vodama oko Tasmanije, australski su istra\u017eiva\u010di ulovili rijetke fotografije morskog stvorenja latinskog naziva <em>Pyrostremma spinosum<\/em>.<\/p>\n<div id=\"attachment_21020104\" style=\"width: 668px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-21020104\" class=\"size-full wp-image-21020104 \" src=\"https:\/\/geek.hr\/znanost\/wp-content\/uploads\/sites\/14\/2013\/08\/speciesHero_487321.jpg\" alt=\"(Credit: Roger Fenwick, 1985.)\" width=\"658\" height=\"442\" srcset=\"https:\/\/geek.hr\/znanost\/wp-content\/uploads\/sites\/14\/2013\/08\/speciesHero_487321.jpg 658w, https:\/\/geek.hr\/znanost\/wp-content\/uploads\/sites\/14\/2013\/08\/speciesHero_487321-300x202.jpg 300w\" sizes=\"(max-width: 658px) 100vw, 658px\" \/><p id=\"caption-attachment-21020104\" class=\"wp-caption-text\">(Credit: Roger Fenwick, 1985.)<\/p><\/div>\n<p>Rijedak je toliko da su ga nazvali \u201emorskim jednorogom\u201c, a mo\u017ee narasti do 30 metara.<\/p>\n<p>Naime, ovaj crv je proziran i cilindri\u010dnog oblika, a sastoji se od tisu\u0107a malenih klonova (zooida) koji u sebe uvla\u010de vodu s planktonima kojima se hrane. Nakon toga filtriranu vodu izbacuju van.<\/p>\n<p>Unutar strukture ovog crva, zooidi su me\u0111usobno povezani tkivom i kre\u0107u se kao jedno. Svaki zooid velik je tek nekoliko milimetara.<\/p>\n<p>Ovaj crv je pelagi\u010dan organizam, \u0161to zna\u010di da \u017eivi daleko od obale i kopna, a zbog toga se vrlo rijetko primje\u0107uje.<\/p>\n<p>Duga\u010dka se cijev sastoji od za\u0161iljenog vrha na kraju s otvorom na drugoj strani koji mo\u017ee biti \u0161irok i do dva metra. Svaki crv hrani se planktonom, a Rebecca Helm iz <em>Deep Sea Newsa<\/em> smatra kako je ovo stvorenje mje\u0161avina Borga iz Star Treka i klona iz Star Warsa.<\/p>\n<p>\u201eOgromni su, zastra\u0161uju\u0107i i kre\u0107u se dubinama oceana \u010dekaju\u0107i da doplivate do njega i zapnete. No, nasre\u0107u, uz to \u0161to su spori i hrane se planktonom, oni su i vrlo osjetljivi i slatki.\u201c<\/p>\n<p>Fotografiju ovog crva ulovio je Michael Baron iz ronila\u010dkog centra <em>Eaglehawk<\/em> u vodama oko poluotoka Tasmana na Tasmaniji. To je jedno od rijetkih podru\u010dja na svijetu gdje \u017eelatinozna oceanska bi\u0107a dolaze blizu obale. Baron je uspio snimiti i sli\u010dna stvorenja koja su ipak pone\u0161to druga\u010dija od ovog crva \u2013 pojedina\u010dna tijela koja ih \u010dine ne\u0161to su ve\u0107a od zooida kod crva.<\/p>\n<p><iframe loading=\"lazy\" title=\"Giant Pyrosome and Salps - pelagic sea squirts\" width=\"880\" height=\"660\" src=\"https:\/\/www.youtube.com\/embed\/5EQGA_4BZ5s?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: right\"><em>Izvor: <a href=\"http:\/\/www.dailymail.co.uk\/sciencetech\/article-2384668\/The-deep-sea-creature-glows-grows-30-METRES-long-rare-known-Unicorn-Sea.html\" target=\"_blank\" rel=\"noopener noreferrer\">DailyMail<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U vodama oko Tasmanije, australski su istra\u017eiva\u010di ulovili rijetke fotografije morskog stvorenja latinskog naziva Pyrostremma spinosum. Rijedak je toliko da su ga nazvali \u201emorskim jednorogom\u201c, a mo\u017ee narasti do 30 metara. Naime, ovaj crv je proziran i cilindri\u010dnog oblika, a sastoji se od tisu\u0107a malenih klonova (zooida) koji u sebe uvla\u010de vodu s planktonima kojima [&hellip;]<\/p>\n","protected":false},"author":10022,"featured_media":21020104,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[16346],"tags":[16858],"class_list":["post-21020102","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biljke-i-zivotinje","tag-crv"],"modified_by":null,"_links":{"self":[{"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/posts\/21020102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/users\/10022"}],"replies":[{"embeddable":true,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/comments?post=21020102"}],"version-history":[{"count":0,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/posts\/21020102\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/media\/21020104"}],"wp:attachment":[{"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/media?parent=21020102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/categories?post=21020102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/geek.hr\/znanost\/wp-json\/wp\/v2\/tags?post=21020102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}