{"id":12819,"date":"2020-08-22T00:32:42","date_gmt":"2020-08-22T00:32:42","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=12819"},"modified":"2020-08-22T00:32:42","modified_gmt":"2020-08-22T00:32:42","slug":"sharks-fascinating-creatures-of-the-sea","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/hu\/science\/marine-biology\/sharks-fascinating-creatures-of-the-sea\/","title":{"rendered":"C\u00e1p\u00e1k: A tenger leny\u0171g\u00f6z\u0151 l\u00e9nyei"},"content":{"rendered":"<h2 class=\"wp-block-heading\">C\u00e1pa: A tenger leny\u0171g\u00f6z\u0151 teremtm\u00e9nyei<\/h2>\n\n<h2 class=\"wp-block-heading\">Biol\u00f3gia \u00e9s viselked\u00e9s<\/h2>\n\n<p>A karcs\u00fa testalkat\u00fa \u00e9s er\u0151s \u00e1llkapcs\u00fa c\u00e1p\u00e1k m\u00e1r milli\u00f3 \u00e9ve barangolj\u00e1k az \u00f3ce\u00e1nokat, mint cs\u00facsragadoz\u00f3k. F\u00e9lelmetes h\u00edrnev\u00fck ellen\u00e9re a c\u00e1p\u00e1k leny\u0171g\u00f6z\u0151 teremtm\u00e9nyek egyedi alkalmazkod\u00f3k\u00e9pess\u00e9ggel \u00e9s viselked\u00e9ssel.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Sz\u00edn\u00e9rz\u00e9kel\u00e9s:<\/strong> A c\u00e1p\u00e1k els\u0151sorban sz\u00fcrke\u00e1rnyalatokban \u00e9rz\u00e9kelik a vil\u00e1got, ami seg\u00edt nekik beleolvadni a k\u00f6rnyezet\u00fckbe \u00e9s zs\u00e1km\u00e1nyt vad\u00e1szni.<\/li>\n<li><strong>A r\u00f3kac\u00e1pa vad\u00e1sztechnik\u00e1ja:<\/strong> A r\u00f3kac\u00e1p\u00e1knak hossz\u00fa, kaszaszer\u0171 farok\u00fasz\u00f3juk van, amellyel &#8220;farokcsap\u00e1ssal&#8221; \u00fctik a halakat, elk\u00e1b\u00edtva \u00e9s meg\u00f6lve \u0151ket becsap\u00f3d\u00e1skor.<\/li>\n<li><strong>Embrion\u00e1lis t\u00fal\u00e9l\u00e9si strat\u00e9gi\u00e1k:<\/strong> A bambuszc\u00e1pa embri\u00f3k \u00e9rz\u00e9kelik a ragadoz\u00f3k elektromos mez\u0151it, \u00e9s megdermednek, hogy elker\u00fclj\u00e9k a felfedez\u00e9st. A homoki tigrisc\u00e1pa embri\u00f3k kannibalizmust mutatnak, megeszik fiatalabb testv\u00e9reiket, hogy biztos\u00edts\u00e1k az er\u0151forr\u00e1sokat.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Term\u00e9szetv\u00e9delmi agg\u00e1lyok<\/h2>\n\n<p>A t\u00falhal\u00e1sz\u00e1s \u00e9s a c\u00e1pauszony-leves ir\u00e1nti kereslet drasztikusan cs\u00f6kkentette a c\u00e1papopul\u00e1ci\u00f3kat vil\u00e1gszerte.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u00falhal\u00e1sz\u00e1s:<\/strong> \u00c9vente k\u00f6r\u00fclbel\u00fcl 100 milli\u00f3 c\u00e1p\u00e1t \u00f6lnek meg, els\u0151sorban az uszonyuk\u00e9rt \u00e9s h\u00fasuk\u00e9rt.<\/li>\n<li><strong>C\u00e1pauszony-leves:<\/strong> Ez a csemege t\u00e1pl\u00e1lta a c\u00e1p\u00e1k t\u00falhal\u00e1sz\u00e1s\u00e1t, ami a popul\u00e1ci\u00f3k cs\u00f6kken\u00e9s\u00e9hez vezetett.<\/li>\n<li><strong>Term\u00e9szetv\u00e9delmi er\u0151fesz\u00edt\u00e9sek:<\/strong> A c\u00e1pauszony-tilalmak, tengeri rezerv\u00e1tumok \u00e9s a CITES exportkorl\u00e1toz\u00e1sok bevezet\u00e9se a c\u00e1papopul\u00e1ci\u00f3k v\u00e9delm\u00e9t szolg\u00e1lja.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">\u00d6koturizmus \u00e9s gazdas\u00e1gi \u00e9rt\u00e9k<\/h2>\n\n<p>Az \u00e9l\u0151 c\u00e1p\u00e1k jelent\u0151s bev\u00e9telt gener\u00e1lnak \u00f6koturisztikai v\u00e1llalkoz\u00e1sokb\u00f3l, p\u00e9ld\u00e1ul \u00fasz\u00e1s b\u00e1lnac\u00e1p\u00e1kkal \u00e9s z\u00e1tonyokon val\u00f3 b\u00fav\u00e1rkod\u00e1s.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00d6koturizmus \u00e9rt\u00e9ke:<\/strong> A c\u00e1p\u00e1s \u00f6koturizmus \u00e9ves szinten t\u00f6bb mint 300 milli\u00f3 doll\u00e1rral j\u00e1rul hozz\u00e1 a glob\u00e1lis gazdas\u00e1ghoz.<\/li>\n<li><strong>Palau c\u00e1pa-szent\u00e9lye:<\/strong> A c\u00e1p\u00e1k v\u00e9delm\u00e9vel Palau egy vir\u00e1gz\u00f3 turisztikai ipart hozott l\u00e9tre, amely a helyi gazdas\u00e1got t\u00e1pl\u00e1lja.<\/li>\n<li><strong>Polg\u00e1ri tudom\u00e1ny:<\/strong> A turist\u00e1k r\u00e9szt vehetnek polg\u00e1rtudom\u00e1nyi projektekben b\u00e1lnac\u00e1p\u00e1k f\u00e9nyk\u00e9pez\u00e9s\u00e9vel, hogy seg\u00edts\u00e9k a kutat\u00e1st \u00e9s a term\u00e9szetv\u00e9delmi er\u0151fesz\u00edt\u00e9seket.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Biolumineszcencia \u00e9s ragadoz\u00f3v\u00e9delem<\/h2>\n\n<p>N\u00e9h\u00e1ny c\u00e1pafajnak bioluminiszcens szervei vannak, amelyek f\u00e9nyt bocs\u00e1tanak ki, hogy \u00f6sszezavarj\u00e1k a ragadoz\u00f3kat vagy vonzz\u00e1k a zs\u00e1km\u00e1nyt.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u00e1mp\u00e1sc\u00e1pa:<\/strong> Ezeknek a c\u00e1p\u00e1knak hasukon \u00e9s h\u00e1tukon van f\u00e9nykibocs\u00e1t\u00f3 szerv\u00fck, amely seg\u00edt nekik \u00e1lc\u00e1zni magukat \u00e9s elriasztani a ragadoz\u00f3kat.<\/li>\n<li><strong>Kardsz\u00e1rny\u00fav\u00e9dekez\u00e9s:<\/strong> A csendes-\u00f3ce\u00e1ni szigetlak\u00f3k \u00e1ltal gy\u0171jt\u00f6tt, c\u00e1pafogakb\u00f3l k\u00e9sz\u00fclt kardok \u00e9s l\u00e1ndzs\u00e1k kor\u00e1bban ismeretlen c\u00e1pafajok jelenl\u00e9t\u00e9re utalnak.<\/li>\n<li><strong>V\u00e1ltoz\u00f3 \u00e9szlel\u00e9s:<\/strong> A c\u00e1p\u00e1kr\u00f3l alkotott k\u00f6zv\u00e9lem\u00e9ny egyre pozit\u00edvabb ir\u00e1nyba mozdul el, elismerve \u00f6kol\u00f3giai jelent\u0151s\u00e9g\u00fcket.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Tov\u00e1bbi tudom\u00e1nyos felfedez\u00e9sek<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Megalodon lesz\u00e1rmaz\u00e1s:<\/strong> \u00daj fosszilis bizony\u00edt\u00e9kok arra utalnak, hogy a megalodon, amelyet valaha a nagy feh\u00e9r c\u00e1pa \u0151sek\u00e9nt tartottak sz\u00e1mon, val\u00f3j\u00e1ban k\u00f6zelebbi rokons\u00e1gban \u00e1ll a mak\u00f3c\u00e1p\u00e1kkal.<\/li>\n<li><strong>\u0150si c\u00e1pafajok:<\/strong> A csendes-\u00f3ce\u00e1ni szigetekr\u0151l sz\u00e1rmaz\u00f3, c\u00e1pafogakkal b\u00e9lelt kardok betekint\u00e9st ny\u00fajtanak a t\u00e9rs\u00e9gben egykor \u00e9lt c\u00e1pafajok sokf\u00e9les\u00e9g\u00e9be.<\/li>\n<li><strong>V\u00e1ltoz\u00f3 alapvonalak:<\/strong> Az emberi eml\u00e9kezet figyelmen k\u00edv\u00fcl hagyhatja a c\u00e1papopul\u00e1ci\u00f3kban az id\u0151 m\u00fal\u00e1s\u00e1val bek\u00f6vetkez\u0151 v\u00e1ltoz\u00e1sokat, ezt a jelens\u00e9get &#8220;v\u00e1ltoz\u00f3 alapvonalaknak&#8221; nevezik.<\/li>\n<\/ul>\n\n<p>A c\u00e1p\u00e1k biol\u00f3gi\u00e1j\u00e1nak, viselked\u00e9s\u00e9nek \u00e9s term\u00e9szetv\u00e9delmi kih\u00edv\u00e1sainak meg\u00e9rt\u00e9s\u00e9vel \u00e9rt\u00e9kelhetj\u00fck szerep\u00fcket a tengeri \u00f6kosziszt\u00e9m\u00e1kban, \u00e9s hozz\u00e1j\u00e1rulhatunk v\u00e9delm\u00fckh\u00f6z. Ne feledd, a c\u00e1p\u00e1k j\u00f6v\u0151je a fennmarad\u00e1suk biztos\u00edt\u00e1s\u00e1ra ir\u00e1nyul\u00f3 k\u00f6z\u00f6s er\u0151fesz\u00edt\u00e9seinkt\u0151l f\u00fcgg.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1pa: A tenger leny\u0171g\u00f6z\u0151 teremtm\u00e9nyei Biol\u00f3gia \u00e9s viselked\u00e9s A karcs\u00fa testalkat\u00fa \u00e9s er\u0151s \u00e1llkapcs\u00fa c\u00e1p\u00e1k m\u00e1r milli\u00f3 \u00e9ve barangolj\u00e1k az \u00f3ce\u00e1nokat, mint cs\u00facsragadoz\u00f3k. F\u00e9lelmetes h\u00edrnev\u00fck ellen\u00e9re a c\u00e1p\u00e1k leny\u0171g\u00f6z\u0151 teremtm\u00e9nyek&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[6996,17321,629,17323,17322],"class_list":["post-12819","post","type-post","status-publish","format-standard","hentry","category-marine-biology","tag-shark-research","tag-shark-biology","tag-shark-conservation","tag-shark-finning","tag-shark-ecotourism"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/comments?post=12819"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12819\/revisions"}],"predecessor-version":[{"id":12820,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/12819\/revisions\/12820"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media?parent=12819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/categories?post=12819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/tags?post=12819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}