{"id":7248,"date":"2026-06-08T13:00:19","date_gmt":"2026-06-08T13:00:19","guid":{"rendered":"https:\/\/pawel.stefanoff.pl\/bugs\/?p=7248"},"modified":"2026-07-22T18:16:57","modified_gmt":"2026-07-22T18:16:57","slug":"2026-06-the-zebra-jumping-spider-in-sweden-pl","status":"publish","type":"post","link":"https:\/\/pawel.stefanoff.pl\/bugs\/pl\/posts\/2026-06-the-zebra-jumping-spider-in-sweden-pl\/","title":{"rendered":"Hydraulika pod wysokim ci\u015bnieniem i podniebny teatr: Niezwyk\u0142y \u015bwiat skakuna arlekinowego"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Poznajcie skakuna arlekinowego (<em>Salticus scenicus<\/em>) \u2013 filigranowego, niezwykle ruchliwego paj\u0105ka, kt\u00f3rego \u0142atwo rozpozna\u0107 po kontrastowych, czarno-bia\u0142ych pasach. Powszechny na ca\u0142ej P\u00f3\u0142kuli P\u00f3\u0142nocnej i osi\u0105gaj\u0105cy skromne 4\u20139 milimetr\u00f3w d\u0142ugo\u015bci, ten ca\u0142kowicie niegro\u017any dla cz\u0142owieka \u0142owca jest genialnym, naturalnym pogromc\u0105 szkodnik\u00f3w, regularnie poluj\u0105cym na owady znacznie wi\u0119ksze od siebie. Co zdumiewaj\u0105ce, skakuny nie posiadaj\u0105 prostownik\u00f3w w odn\u00f3\u017cach \u2013 skacz\u0105 dzi\u0119ki gwa\u0142townemu wpompowywaniu do nich p\u0142ynu, co pozwala im wystrzeli\u0107 na odleg\u0142o\u015b\u0107 b\u0119d\u0105c\u0105 14-krotno\u015bci\u0105 d\u0142ugo\u015bci ich cia\u0142a. Zamiast sieci polegaj\u0105 na genialnym wzroku: \u015bledz\u0105 cel za pomoc\u0105 pary wielkich, ruchomych oczu z przodu, podczas gdy sze\u015b\u0107 mniejszych zapewnia im niemal 360-stopniowe pole widzenia. Ich nazwa naukowa t\u0142umaczy si\u0119 jako \u201eteatralny tancerz\u201d \u2013 to nawi\u0105zanie do skomplikowanego, skokowego ta\u0144ca godowego, podczas kt\u00f3rego samce machaj\u0105 odn\u00f3\u017cami i nogog\u0142aszczkami, rytmicznie poruszaj\u0105c odw\u0142okiem. Gdy dostrzeg\u0142em ten miniaturowy punkt poruszaj\u0105cy si\u0119 po pniu drzewa w pe\u0142nym s\u0142o\u0144cu p\u00f3\u0142nocnej Szwecji, sp\u0119dzi\u0142em ponad 15 minut na pr\u00f3bach uchwycenia ostrych kadr\u00f3w. Ka\u017cda sekunda by\u0142a jednak warta wysi\u0142ku, bo ten kieszonkowy drapie\u017cnik prezentuje si\u0119 w obiektywie makro po prostu zjawiskowo.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Poznajcie skakuna arlekinowego (Salticus scenicus) \u2013 filigranowego, niezwykle ruchliwego paj\u0105ka, kt\u00f3rego \u0142atwo rozpozna\u0107 po kontrastowych, czarno-bia\u0142ych pasach. Powszechny na ca\u0142ej [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":7241,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[100],"tags":[],"countries":[252,268],"order-category":[142,138,950],"class_list":["post-7248","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-drapiezniki","countries-europe-pl","countries-szwecja","order-category-pajeczaki-pajaki","order-category-pajeczaki","order-category-pajeczaki-pajaki-skakunowate"],"_links":{"self":[{"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/posts\/7248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/comments?post=7248"}],"version-history":[{"count":1,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/posts\/7248\/revisions"}],"predecessor-version":[{"id":7256,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/posts\/7248\/revisions\/7256"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/media\/7241"}],"wp:attachment":[{"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/media?parent=7248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/categories?post=7248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/tags?post=7248"},{"taxonomy":"countries","embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/countries?post=7248"},{"taxonomy":"order-category","embeddable":true,"href":"https:\/\/pawel.stefanoff.pl\/bugs\/wp-json\/wp\/v2\/order-category?post=7248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}