{"id":75929,"date":"2012-02-15T18:54:56","date_gmt":"2012-02-15T17:54:56","guid":{"rendered":"http:\/\/www.pcnen.com\/portal\/?p=75929"},"modified":"2012-02-15T18:54:56","modified_gmt":"2012-02-15T17:54:56","slug":"pticica-sampion-migracija","status":"publish","type":"post","link":"https:\/\/www.pcnen.com\/portal\/2012\/02\/15\/pticica-sampion-migracija\/","title":{"rendered":"Pti\u010dica \u0161ampion migracija"},"content":{"rendered":"<p><a href=\"http:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-75930\" title=\"Oenanthe oenanthe\" src=\"http:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe.jpg\" alt=\"\" width=\"300\" height=\"178\" srcset=\"https:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe.jpg 300w, https:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe-235x139.jpg 235w, https:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe-75x44.jpg 75w, https:\/\/www.pcnen.com\/portal\/wp-content\/uploads\/2012\/02\/Oenanthe-oenanthe-220x130.jpg 220w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>Pti\u010dica te\u0161ka svega 25 grama, obi\u010dna bjeloguza (Oenanthe oenanthe), mogla bi biti rekorder u svim kategorijama kada je u pitanju migracija ptica, jer, provode\u0107i ljeto na Arktiku, a zimu u subsaharskoj Africi, svake godine preleti skoro 30.000 kilometara, objavljeno je u \u010dasopisu Biology Letters Britanske akademije nauka.<\/p>\n<p>Kanadski i njema\u010dki nau\u010dnici su uspjeli da na 30 pti\u010dica u planinama Aljaske stave minijaturne pojaseve za emitovanje signala. Prate\u0107i signale, pokazalo se da su prezimile u isto\u010dnoj Africi &#8211; Sudanu, Ugandi i Keniji.<\/p>\n<p>Tokom jeseni pti\u010dice s Aljaske su preletjele sjever Rusije i Kazahstan, a potom pustinju u Saudijskoj Arabiji. Preletjele su oko 14.600 kilometara i za to im je trebalo u prosjeku 90 dana. Sljede\u0107e prolje\u0107e su se istom rutom vra\u0107ale natrag, a trebalo im je samo 55 dana.<\/p>\n<p>Za te ptice selice, koje se hrane insektima i razmona\u017eavaju se na sjeveru Kanade i Aljasci te migriraju u razne djelove Afrike, ne zna se da li sve slijede istu rutu i da li se razne grupe bjeloguza me\u0111usobno mije\u0161aju.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tokom jeseni pti\u010dice s Aljaske su preletjele sjever Rusije i Kazahstan, a potom pustinju u Saudijskoj Arabiji.<\/p>\n","protected":false},"author":1,"featured_media":75930,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-75929","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zanimljivosti"],"_links":{"self":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/75929","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/comments?post=75929"}],"version-history":[{"count":0,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/75929\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/media\/75930"}],"wp:attachment":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/media?parent=75929"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/categories?post=75929"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/tags?post=75929"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}