{"id":8361,"date":"2026-06-21T12:50:47","date_gmt":"2026-06-21T12:50:47","guid":{"rendered":"https:\/\/pawel.stefanoff.pl\/bugs\/?p=8361"},"modified":"2026-08-15T10:03:16","modified_gmt":"2026-08-15T10:03:16","slug":"2026-06-phaedon-leaf-beetles-from-finland-pl","status":"publish","type":"post","link":"https:\/\/pawel.stefanoff.pl\/bugs\/pl\/posts\/2026-06-phaedon-leaf-beetles-from-finland-pl\/","title":{"rendered":"Pancerz, kt\u00f3ry zmienia barwy: Wprzeczka r\u00f3\u017cnobarwna na rowerowym szlaku"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Wprzeczka r\u00f3\u017cnobarwna (<em>Plagiodera versicolora<\/em>) to drobny, lecz zachwycaj\u0105cy chrz\u0105szcz z rodziny stonkowatych, znany ze swojego metalicznego po\u0142ysku, chemicznych mechanizm\u00f3w obronnych oraz charakterystycznego sposobu \u017cerowania. Jego b\u0142yszcz\u0105cy pancerzyk mieni si\u0119 odcieniami granatu, zieleni lub czerni w zale\u017cno\u015bci od k\u0105ta padania \u015bwiat\u0142a. Aby odstraszy\u0107 drapie\u017cniki, larwy wykorzystuj\u0105 specjalne gruczo\u0142y wydzielaj\u0105ce substancje o ostrym, chemicznym zapachu. Podczas gdy doros\u0142e osobniki wygryzaj\u0105 dziury w li\u015bciach, m\u0142ode larwy \u017ceruj\u0105 gromadnie na ich spodniej stronie, zjadaj\u0105c mi\u0119kki mi\u0105\u017csz i pozostawiaj\u0105c jedynie twarde oraganiowe unerwienie \u2014 co prowadzi do tzw. szkieletowania li\u015bci. Ich ulubionym po\u017cywieniem s\u0105 li\u015bcie wierzb, topoli i topoli kanadyjskiej. Tego uroczego, drobnego chrz\u0105szcza spotka\u0142em podczas wyprawy rowerowej po Finlandii.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Wprzeczka r\u00f3\u017cnobarwna (Plagiodera versicolora) to drobny, lecz zachwycaj\u0105cy chrz\u0105szcz z rodziny stonkowatych, znany ze swojego metalicznego po\u0142ysku, chemicznych mechanizm\u00f3w obronnych [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":8358,"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 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