{"id":2078,"date":"2021-10-29T06:58:36","date_gmt":"2021-10-29T06:58:36","guid":{"rendered":"https:\/\/pmcg.co.me\/?p=2078"},"modified":"2021-10-29T06:59:41","modified_gmt":"2021-10-29T06:59:41","slug":"nebriga-o-mladima-koka-humkasica-megapodidae","status":"publish","type":"post","link":"https:\/\/pmcg.co.me\/en\/nebriga-o-mladima-koka-humkasica-megapodidae\/","title":{"rendered":"\u201eNEBRIGA\u201c O MLADIMA KOKA HUMKA\u0160ICA (MEGAPODIDAE)"},"content":{"rendered":"<p>U divljini, briga o potomstvu nije lak posao. Zapravo, toliko je te\u017eak i nezahvalan, da postoji prirodan \u201edoping\u201c roditeljskih jedinki u vidu stvaranja odre\u0111enih hormona i aktiviranja instinkta. Za to vrijeme, roditeljima nije te\u0161ko da duplo vi\u0161e love za mlade, kao ni da ih brane \u017eivotom od drugih predatora. A sve to u cilju prokreacije i opstanka svoje vrste.<\/p>\n<p>Ptice imaju vrlo razli\u010ditih primjera po ovom pitanju. Sjetimo se sa koliko sr\u010danosti jedna \u010digra brani svoje gnijezdo, ili koliko puta sova mora da ostane bez ulovljene ve\u010dere da bi nahranila pti\u0107e. Da bi za\u0161titile potomstvo, neke ptice \u0107e maksimalan napor da ulo\u017ee u kamufliranje gnijezda, neke \u0107e kopati duboke tunele, neke \u0107e naseliti najstrmije litice. Sa druge strane imamo pticu kukavicu, koja svoj opstanak duguje sasvim drugoj vrsti u \u010dijem gnijezdu parazitira.<\/p>\n<p>Me\u0111utim, koke humka\u0161ice, ro\u0111aci doma\u0107e koko\u0161ke koji \u017eive u Australiji, \u0161ampioni su u efikasnoj \u201enebrizi\u201c o mladima: one uop\u0161te ne sjede na jajima, niti ih podme\u0107u nekoj drugoj ptici!<\/p>\n<p>Poznato je da jajima treba toplota da bi se razvila; ptice tijelom daju jajima toplotu i \u0161tite ih od sunca, ki\u0161e i grabljivaca. Pa kako onda koke humka\u0161ice opstaju bez takvih obaveza prema potomstvu? Tajna je u pravljenju bre\u017euljka, ili humke, po kojoj su i dobile ime. Koke humka\u0161ice za inkubaciju jaja koriste toplotu koja nastaje fermentacijom biljne materije. One naprave udubljenje u zemlji koje oblo\u017ee trulim li\u0161\u0107em i travom, na vrhu polo\u017ee jaja i sve prekriju pijeskom. Dok se biljna materija raspada, osloba\u0111a se idealna toplota na kojoj se jaja inkubiraju sama. Kada se pili\u0107i izlegnu, potpuno su samostalni \u2013 u tome je drugi dio tajne njihovog opstanka. Naime, jaje koke humka\u0161ice ima mnogo ve\u0107e \u017eumance od drugih ptica, pa se mladunci izle\u017eu razvijeni i sposobni za let.<\/p>\n<p>Sjajno, zar ne?<\/p>\n<style type=\"text\/css\">\r\n\t#foogallery-gallery-2080 .fg-image {\r\n        width: 150px;\r\n    }\r\n<\/style>\r\n\t\t\t\t<div class=\"foogallery foogallery-container foogallery-default foogallery-lightbox-foobox fg-gutter-10 fg-center fg-default fg-light fg-border-thin fg-shadow-outline fg-loading-default fg-loaded-fade-in fg-caption-hover fg-hover-fade fg-hover-zoom fg-ready\" id=\"foogallery-gallery-2080\" data-foogallery=\"{&quot;item&quot;:{&quot;showCaptionTitle&quot;:true,&quot;showCaptionDescription&quot;:true},&quot;lazy&quot;:true}\" >\r\n\t<div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/2023\/06\/Putni-nalozi-29maj-04jun2023.pdf\" data-attachment-id=\"3838\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/2023\/06\/Putni-nalozi-29maj-04jun2023.pdf\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22150%22%20height%3D%22150%22%20viewBox%3D%220%200%20150%20150%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/2025\/04\/7-Zs.jpg\" data-attachment-id=\"5151\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/cache\/2025\/04\/7-Zs\/3775266766.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22150%22%20height%3D%22150%22%20viewBox%3D%220%200%20150%20150%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><div class=\"fg-item fg-type-image fg-idle\"><figure class=\"fg-item-inner\"><a href=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/2021\/09\/Otvaranje-442.jpg\" data-attachment-id=\"1919\" data-type=\"image\" class=\"fg-thumb\"><span class=\"fg-image-wrap\"><img decoding=\"async\" width=\"150\" height=\"150\" class=\"skip-lazy fg-image\" data-src-fg=\"https:\/\/pmcg.co.me\/wp-content\/uploads\/cache\/2021\/09\/Otvaranje-442\/879608835.jpg\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22150%22%20height%3D%22150%22%20viewBox%3D%220%200%20150%20150%22%3E%3C%2Fsvg%3E\" loading=\"eager\"><\/span><span class=\"fg-image-overlay\"><\/span><\/a><figcaption class=\"fg-caption\"><div class=\"fg-caption-inner\"><\/div><\/figcaption><\/figure><div class=\"fg-loader\"><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>U divljini, briga o potomstvu nije lak posao. Zapravo, toliko je te\u017eak i nezahvalan, da postoji prirodan \u201edoping\u201c roditeljskih jedinki u vidu stvaranja odre\u0111enih hormona i aktiviranja instinkta. Za to vrijeme, roditeljima nije te\u0161ko da duplo vi\u0161e love za mlade, kao ni da ih brane \u017eivotom od drugih predatora. A sve to u cilju prokreacije [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2081,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[],"class_list":["post-2078","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aktivnosti"],"_links":{"self":[{"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/posts\/2078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/comments?post=2078"}],"version-history":[{"count":0,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/posts\/2078\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/media\/2081"}],"wp:attachment":[{"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/media?parent=2078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/categories?post=2078"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pmcg.co.me\/en\/wp-json\/wp\/v2\/tags?post=2078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}