{"id":44399,"date":"2025-11-17T14:26:12","date_gmt":"2025-11-17T14:26:12","guid":{"rendered":"https:\/\/www.europesays.com\/ee\/44399\/"},"modified":"2025-11-17T14:26:12","modified_gmt":"2025-11-17T14:26:12","slug":"uued-teadusuuringud-koeratoud-hakkasid-arenema-juba-kiviajal","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ee\/44399\/","title":{"rendered":"Uued teadusuuringud: koerat\u00f5ud hakkasid arenema juba kiviajal"},"content":{"rendered":"<p>V\u00e4rske uuring <a rel=\"noopener follow nofollow\" target=\"_blank\" href=\"https:\/\/www.science.org\/doi\/10.1126\/science.adt0995\" data-rel-date-range=\"[]\">n\u00e4itab<\/a>, et koerte muutumine eraldiseisvaks liigiks algas palju varem, kui seni arvati, juba mesoliitikumis, enam kui 10\u202f000 aastat tagasi. Teadlased uurisid \u00fcle 600 koerlase kolju, mis h\u00f5lmas ligikaudu 50\u202f000 aasta pikkust arengut, ning leidsid, et koerte koljud hakkasid muutuma kohe p\u00e4rast viimast j\u00e4\u00e4aega: ilmusid l\u00fchema koonu ja laiema peaga loomad, kes erinesid juba m\u00e4rgatavalt huntidest.<\/p>\n<p>Kuigi enamik t\u00e4nap\u00e4evaseid t\u00f5uge kujunes v\u00e4lja alles 19. sajandil tehtud aretust\u00f6\u00f6ga, n\u00e4itab anal\u00fc\u00fcs, et koerte mitmekesisuse plahvatuslik laienemine sai alguse oluliselt varem. T\u00f5en\u00e4oliselt kujundasid seda nii inimese ja hundi varane kooselu kui ka loomade kohanemine eri elukeskkondade ja toiduga. Teine geneetiline uuring <a rel=\"noopener follow nofollow\" target=\"_blank\" href=\"https:\/\/www.science.org\/doi\/10.1126\/science.adu2836\" data-rel-date-range=\"[]\">kinnitab<\/a>, et koerad r\u00e4ndasid koos inimestega Ida-Euraasias holotseeni perioodil (geoloogiline ajaj\u00e4rk, mis algas umbes 11 700 aastat tagasi p\u00e4rast viimase j\u00e4\u00e4aja l\u00f5ppu &#8211; toim.), kandes edasi inimr\u00fchmade geneetilisi j\u00e4lgi ning m\u00e4ngides t\u00e4htsat rolli erinevates kultuurides: t\u00f5endid p\u00f5hinevad 73 koera genoomi anal\u00fc\u00fcsil, mis n\u00e4itab koerte ja inimeste \u00fchist liikumist ning kaubandust, eriti piirkondades, kus hinnati kindlaid f\u00fc\u00fcsilisi v\u00f5i t\u00f6\u00f6omadusi.<\/p>\n<p>See t\u00e4hendab, et seni valitsenud arusaam, et koerad said koduloomadeks alles p\u00f5llumajandus\u00fchiskondade v\u00f5i hilisema valikulise aretuse k\u00e4igus, vajab t\u00e4psustamist. Kuigi see ei muuda radikaalselt kogu ajaloolist periodiseeringut, nihutab see olulise verstaposti \u2013 esimese kodulooma \u2013 varasemasse aega.<\/p>\n<p>    Kuidas see lugu Sind end tundma pani?<br \/>\n        Saada<br \/>\n           <a href=\"https:\/\/forte.delfi.ee\/artikkel\/120417688\/uued-teadusuuringud-koeratoud-hakkasid-arenema-juba-kiviajal\/kommentaarid\" class=\"article-body-bottom__comment article-body-bottom__comment--write button button--primary button--size-auto\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n        Kommenteeri<br \/>\n       <\/a> <a href=\"https:\/\/forte.delfi.ee\/artikkel\/120417688\/uued-teadusuuringud-koeratoud-hakkasid-arenema-juba-kiviajal\/kommentaarid\" class=\"article-body-bottom__comment article-body-bottom__comment--read button button--size-auto\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n        Loe kommentaare (1) <\/a>  <\/p>\n","protected":false},"excerpt":{"rendered":"V\u00e4rske uuring n\u00e4itab, et koerte muutumine eraldiseisvaks liigiks algas palju varem, kui seni arvati, juba mesoliitikumis, enam kui&hellip;\n","protected":false},"author":2,"featured_media":44400,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[80],"tags":[26,27,37,33,35,34,36,31,32,21,28,29,7663,95,19,25,23,24,22,20,30,92,93,94],"class_list":{"0":"post-44399","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-maailm","8":"tag-breaking-news","9":"tag-breakingnews","10":"tag-ee","11":"tag-eesti","12":"tag-eesti-keel","13":"tag-estonia","14":"tag-estonian","15":"tag-featured-news","16":"tag-featurednews","17":"tag-headlines","18":"tag-latest-news","19":"tag-latestnews","20":"tag-lemmikloom","21":"tag-maailm","22":"tag-news","23":"tag-populaarseimad-lood","24":"tag-top-stories","25":"tag-topstories","26":"tag-uldised-uudised","27":"tag-uudised","28":"tag-viimased-uudised","29":"tag-world","30":"tag-world-news","31":"tag-worldnews"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@ee\/115565506288673689","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/44399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/comments?post=44399"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/44399\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media\/44400"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media?parent=44399"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/categories?post=44399"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/tags?post=44399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}