V pr\u016flomov\u00e9m objevu v\u011bdci narazili na poklad fosili\u00ed ve vzd\u00e1len\u00e9 oblasti Kanady. V\u011b\u0159\u00ed se, \u017ee fosilie nalezen\u00e9 uvnit\u0159 skaln\u00ed formace poch\u00e1zej\u00ed z obdob\u00ed kambria, doby v\u00fdznamn\u00e9 diverzifikace a evoluce na Zemi.<\/p>\n\n
Skaln\u00ed \u00fatvar, kter\u00fd se nach\u00e1z\u00ed v n\u00e1rodn\u00edm parku Kootenay v Britsk\u00e9 Kolumbii, je roz\u0161\u00ed\u0159en\u00edm slavn\u00e9 lokality Burgess Shale, zn\u00e1m\u00e9 svou v\u00fdjime\u010dnou zachovalost\u00ed fosili\u00ed z obdob\u00ed kambria. P\u016fvodn\u00ed nalezi\u0161t\u011b Burgess Shale, objeven\u00e9 v roce 1909, poskytlo mno\u017estv\u00ed informac\u00ed o rozmanitosti \u017eivota v tomto z\u00e1sadn\u00edm obdob\u00ed.<\/p>\n\n
Tato nov\u00e1 fosiln\u00ed lokalita slibuje dal\u0161\u00ed osv\u011btlen\u00ed obdob\u00ed kambria. Po\u010d\u00e1te\u010dn\u00ed n\u00e1lezy zahrnuj\u00ed vzd\u00e1len\u00e9 p\u0159\u00edbuzn\u00e9 modern\u00edho hmyzu a kor\u00fd\u0161\u016f, jako\u017e i vz\u00e1cn\u00fd typ fosili\u00ed zn\u00e1m\u00fd jako Metaspriggina. Tento beznoh\u00fd, bezok\u00fd tvor p\u0159edstavuje ran\u00e9ho p\u0159edka v\u0161ech zv\u00ed\u0159at s p\u00e1te\u0159\u00ed, v\u010detn\u011b lid\u00ed.<\/p>\n\n
Fosilie poskytuj\u00ed cenn\u00e9 poznatky o v\u00fdvoji \u017eivota na Zemi. Odhaluj\u00ed existenci r\u016fzn\u00fdch mo\u0159sk\u00fdch bezobratl\u00fdch a \u010dlenovc\u016f, kte\u0159\u00ed ob\u00fdvali dno oce\u00e1nu v obdob\u00ed kambria. Zachov\u00e1n\u00ed m\u011bkk\u00fdch tk\u00e1n\u00ed ve fosili\u00edch umo\u017e\u0148uje paleontolog\u016fm studovat tato prav\u011bk\u00e1 zv\u00ed\u0159ata s neb\u00fdval\u00fdmi detaily.<\/p>\n\n
P\u0159esn\u00e1 poloha nov\u00e9 lokality s fosiliemi je dr\u017eena v tajnosti, aby byla chr\u00e1n\u011bna p\u0159ed mo\u017en\u00fdm po\u0161kozen\u00edm zp\u016fsoben\u00fdm lovci fosili\u00ed. N\u00e1v\u0161t\u011bvn\u00edci v\u0161ak mohou za\u017e\u00edt z\u00e1zraky kambrick\u00fdch fosili\u00ed na vlastn\u00ed k\u016f\u017ei, pokud se vydaj\u00ed na komentovan\u00e9 t\u00fary do formace Burgess Shale v n\u00e1rodn\u00edm parku Yoho.<\/p>\n\n
Pro ty, kte\u0159\u00ed nemohou nav\u0161t\u00edvit Kanadu, jsou k dispozici pohlcuj\u00edc\u00ed z\u00e1\u017eitky online. Jednominutov\u00e1 virtu\u00e1ln\u00ed ponorka nab\u00edz\u00ed pohled na dno mo\u0159e, kde tato prav\u011bk\u00e1 zv\u00ed\u0159ata kdysi vzkv\u00e9tala. Nav\u00edc video z expedice v\u011bdc\u016f do nov\u00e9 lokality Burgess Shale poskytuje strhuj\u00edc\u00ed pohled na jejich objevy.<\/p>\n\n
Fosilie z t\u00e9to nov\u00e9 lokality v\u00fdznamn\u011b p\u0159isp\u00edvaj\u00ed k na\u0161emu ch\u00e1p\u00e1n\u00ed evolu\u010dn\u00ed historie. Poskytuj\u00ed d\u016fkazy o diverzifikaci \u017eivota v obdob\u00ed kambria a vrhaj\u00ed sv\u011btlo na p\u016fvod slo\u017eit\u00fdch \u017eivo\u010di\u0161n\u00fdch forem. O\u010dek\u00e1v\u00e1 se, \u017ee pokra\u010duj\u00edc\u00ed v\u00fdzkum na t\u00e9to lokalit\u011b p\u0159inese dal\u0161\u00ed poznatky o v\u00fdvoji mnohobun\u011b\u010dn\u00fdch organism\u016f a rozvoji \u017eivo\u010di\u0161n\u00e9 \u0159\u00ed\u0161e.<\/p>","protected":false},"excerpt":{"rendered":"
Fos\u00edlie vykopan\u00e9 v Kanad\u011b vrhaj\u00ed sv\u011btlo na kambrium Objev fosiln\u00edho pokladu V pr\u016flomov\u00e9m objevu v\u011bdci narazili na poklad fosili\u00ed ve vzd\u00e1len\u00e9 oblasti Kanady. V\u011b\u0159\u00ed se, \u017ee fosilie nalezen\u00e9 uvnit\u0159 skaln\u00ed…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[244],"tags":[16661,16662,6937,16660,137],"class_list":["post-12325","post","type-post","status-publish","format-standard","hentry","category-natural-history","tag-marine-invertebrates","tag-arthropods","tag-evolution-of-life","tag-cambrian-fossils","tag-paleontology"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=12325"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12325\/revisions"}],"predecessor-version":[{"id":12326,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12325\/revisions\/12326"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=12325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=12325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=12325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}