{"id":97,"date":"2025-02-06T14:13:12","date_gmt":"2025-02-06T13:13:12","guid":{"rendered":"https:\/\/web.svarc.school\/vib\/sindelarova\/?p=97"},"modified":"2025-04-24T14:00:13","modified_gmt":"2025-04-24T12:00:13","slug":"zajimavosti-o-slunecku-sedmitecnem","status":"publish","type":"post","link":"https:\/\/web.svarc.school\/vib\/sindelarova\/2025\/02\/06\/zajimavosti-o-slunecku-sedmitecnem\/","title":{"rendered":"Zaj\u00edmavosti o slun\u00e9\u010dku sedmite\u010dn\u00e9m"},"content":{"rendered":"

Slun\u00e9\u010dko sedmite\u010dn\u00e9 (Coccinella septempunctata) je jedno z nejzn\u00e1m\u011bj\u0161\u00edch a nejobl\u00edben\u011bj\u0161\u00edch hmyzu na sv\u011bt\u011b. Tento brouk je zn\u00e1m\u00fd nejen svou charakteristickou barvou, ale i svou u\u017eite\u010dnost\u00ed v boji proti \u0161k\u016fdc\u016fm. Zde je n\u011bkolik zaj\u00edmavost\u00ed o slun\u00e9\u010dku sedmite\u010dn\u00e9m:<\/p>

  1. Vzhled a zbarven\u00ed<\/strong>: Slun\u00e9\u010dko sedmite\u010dn\u00e9 m\u00e1 jasn\u011b \u010derven\u00fd a\u017e oran\u017eov\u00fd eliptick\u00fd t\u011bl\u00ed\u010dko s \u010dern\u00fdmi te\u010dkami. P\u0159esto\u017ee se jmenuje \u201esedmite\u010dn\u00e9\u201c, n\u011bkte\u0159\u00ed jedinci mohou m\u00edt v\u00edce nebo m\u00e9n\u011b ne\u017e sedm te\u010dek, a dokonce n\u011bkte\u0159\u00ed mohou m\u00edt te\u010dky \u00fapln\u011b chyb\u011bj\u00edc\u00ed.<\/li>\n\n
  2. P\u0159\u00ednos pro zem\u011bd\u011blstv\u00ed<\/strong>: Slun\u00e9\u010dka sedmite\u010dn\u00e1 jsou p\u0159irozen\u00fdmi pred\u00e1tory mnoha \u0161k\u016fdc\u016f, p\u0159edev\u0161\u00edm m\u0161ic. Jedna larva slun\u00e9\u010dka m\u016f\u017ee za sv\u016fj \u017eivot se\u017erat a\u017e 500 m\u0161ic, co\u017e z nich \u010din\u00ed velmi u\u017eite\u010dn\u00e9 pomocn\u00edky v boji proti t\u011bmto drobn\u00fdm hmyz\u00edm \u0161k\u016fdc\u016fm. D\u00edky jejich schopnosti regulovat populaci m\u0161ic jsou pova\u017eov\u00e1na za p\u0159\u00edrodn\u00ed alternativu pesticid\u016f.<\/li>\n\n
  3. Roz\u0161\u00ed\u0159en\u00ed po cel\u00e9m sv\u011bt\u011b<\/strong>: Tento brouk je roz\u0161\u00ed\u0159en po cel\u00e9 Evrop\u011b, Asii a v n\u011bkter\u00fdch oblastech Severn\u00ed Ameriky. A\u010dkoliv je p\u016fvodn\u011b evropsk\u00fdm druhem, byl slun\u00e9\u010dko sedmite\u010dn\u00e9 roz\u0161\u00ed\u0159eno i do jin\u00fdch kout\u016f sv\u011bta, kde se dob\u0159e adaptovalo.<\/li>\n\n
  4. \u017divotn\u00ed cyklus<\/strong>: Slun\u00e9\u010dko sedmite\u010dn\u00e9 proch\u00e1z\u00ed \u010dty\u0159mi f\u00e1zemi v\u00fdvoje: vaj\u00ed\u010dko, larva, kukla a dosp\u011bl\u00fd brouk. Larvy slun\u00e9\u010dek jsou \u010dasto oran\u017eov\u00e9 nebo \u010dern\u00e9 s jasn\u00fdmi pruhy a mohou b\u00fdt snadno rozpoznateln\u00e9. V t\u00e9to f\u00e1zi jsou velmi \u017erav\u00e9 a pom\u00e1haj\u00ed ni\u010dit m\u0161ice a dal\u0161\u00ed mal\u00e9 \u0161k\u016fdce.<\/li>\n\n
  5. Symbol \u0161t\u011bst\u00ed<\/strong>: V mnoha kultur\u00e1ch je slun\u00e9\u010dko sedmite\u010dn\u00e9 pova\u017eov\u00e1no za symbol \u0161t\u011bst\u00ed. V n\u011bkter\u00fdch evropsk\u00fdch zem\u00edch se v\u011b\u0159\u00ed, \u017ee pokud v\u00e1m slun\u00e9\u010dko sedmite\u010dn\u00e9 p\u0159istane na t\u011ble, p\u0159inese v\u00e1m \u0161t\u011bst\u00ed. Podle lidov\u00fdch tradic je tak\u00e9 pova\u017eov\u00e1no za ochr\u00e1nce p\u0159ed zl\u00fdmi silami.<\/li>\n\n
  6. P\u0159\u00edrodn\u00ed obrana<\/strong>: Slun\u00e9\u010dka maj\u00ed p\u0159irozen\u00fd mechanismus obrany \u2013 kdy\u017e se c\u00edt\u00ed ohro\u017eena, mohou vylu\u010dovat kapalinu z jejich nohou, kter\u00e1 m\u00e1 nep\u0159\u00edjemn\u00fd z\u00e1pach a m\u016f\u017ee odpudit pred\u00e1tory. Tato tekutina obsahuje toxick\u00e9 l\u00e1tky, kter\u00e9 mohou b\u00fdt pro n\u011bkter\u00e9 pred\u00e1tory nebezpe\u010dn\u00e9.<\/li>\n\n
  7. Migrace a hled\u00e1n\u00ed potravy<\/strong>: Slun\u00e9\u010dka sedmite\u010dn\u00e1 jsou zn\u00e1m\u00e1 svou schopnost\u00ed migrovat na velk\u00e9 vzd\u00e1lenosti. V zim\u011b se shlukuj\u00ed v hromad\u00e1ch a hledaj\u00ed \u00fato\u010di\u0161t\u011b v tepl\u00fdch m\u00edstech, nap\u0159\u00edklad v rozpraskan\u00fdch st\u011bn\u00e1ch nebo ve stromech. Na ja\u0159e se pak vracej\u00ed zp\u011bt do p\u0159\u00edrody, kde pokra\u010duj\u00ed v hled\u00e1n\u00ed potravy.<\/li><\/ol>

    Slun\u00e9\u010dko sedmite\u010dn\u00e9 je fascinuj\u00edc\u00ed tvor, kter\u00fd nejen sv\u00fdm vzhledem, ale i sv\u00fdm u\u017eite\u010dn\u00fdm vlivem na ekosyst\u00e9m zaujme ka\u017ed\u00e9ho, kdo se o n\u011bj zaj\u00edm\u00e1<\/p>","protected":false},"excerpt":{"rendered":"

    Slun\u00e9\u010dko sedmite\u010dn\u00e9 (Coccinella septempunctata) je jedno z nejzn\u00e1m\u011bj\u0161\u00edch a nejobl\u00edben\u011bj\u0161\u00edch hmyzu na sv\u011bt\u011b. Tento brouk je zn\u00e1m\u00fd nejen svou charakteristickou barvou, ale i svou u\u017eite\u010dnost\u00ed v boji proti \u0161k\u016fdc\u016fm. Zde je n\u011bkolik zaj\u00edmavost\u00ed o slun\u00e9\u010dku sedmite\u010dn\u00e9m: Slun\u00e9\u010dko sedmite\u010dn\u00e9 je fascinuj\u00edc\u00ed tvor, kter\u00fd nejen sv\u00fdm vzhledem, ale i sv\u00fdm u\u017eite\u010dn\u00fdm vlivem na ekosyst\u00e9m zaujme ka\u017ed\u00e9ho, kdo […]<\/p>\n","protected":false},"author":1,"featured_media":132,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-97","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-slunecko-sedmitecne"],"_links":{"self":[{"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/posts\/97","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/comments?post=97"}],"version-history":[{"count":2,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/posts\/97\/revisions"}],"predecessor-version":[{"id":221,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/posts\/97\/revisions\/221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/media\/132"}],"wp:attachment":[{"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/media?parent=97"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/categories?post=97"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/web.svarc.school\/vib\/sindelarova\/wp-json\/wp\/v2\/tags?post=97"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}