Bilim d\u00fcnyas\u0131nda heyecan yaratan bir uyluk kemi\u011fi fosili, ‘Graecopithecus freybergi’ olarak adland\u0131r\u0131lan nesli t\u00fckenmi\u015f primat\u0131n iki ayak \u00fczerinde y\u00fcr\u00fcd\u00fc\u011f\u00fcne dair g\u00fc\u00e7l\u00fc anatomik kan\u0131tlar sunuyor.
Yakla\u015f\u0131k 7 milyon y\u0131l \u00f6nce, bug\u00fcnk\u00fc Bulgaristan topraklar\u0131n\u0131n ta\u015fk\u0131n yataklar\u0131nda yabani kediler ve s\u0131rtlanlar aras\u0131nda hayatta kalmaya \u00e7al\u0131\u015fan k\u00fc\u00e7\u00fck bir canl\u0131, insanl\u0131k tarihinin bilinen en eski sayfalar\u0131n\u0131 yeniden yazm\u0131\u015f olabilir.<\/p>\n\n\n\n
Bilim d\u00fcnyas\u0131nda heyecan yaratan ve yeni tan\u0131mlanan bir uyluk kemi\u011fi fosili, “Graecopithecus freybergi” olarak adland\u0131r\u0131lan bu nesli t\u00fckenmi\u015f primat\u0131n iki ayak \u00fczerinde y\u00fcr\u00fcd\u00fc\u011f\u00fcne dair g\u00fc\u00e7l\u00fc anatomik kan\u0131tlar sunuyor.<\/p>\n\n\n\n
Yakla\u015f\u0131k 24 kilogram a\u011f\u0131rl\u0131\u011f\u0131nda oldu\u011fu tahmin edilen bu canl\u0131n\u0131n, insana giden yoldaki ilk \u00f6nc\u00fc olabilece\u011fi \u00f6ne s\u00fcr\u00fcl\u00fcyor.<\/p>\n\n\n\n
\u0130ki ayak \u00fczerinde ilk ad\u0131mlar Ara\u015ft\u0131rmac\u0131lar, kemi\u011fin g\u00f6vdesini kal\u00e7a eklemine ba\u011flayan “uyluk boynu” k\u0131sm\u0131n\u0131n nispeten uzun oldu\u011funu, bunun da baca\u011f\u0131n daha serbest hareket etmesine olanak tan\u0131yarak dik y\u00fcr\u00fcmeyi destekledi\u011fini belirtiyor.<\/p>\n\n\n\n Ayr\u0131ca kemi\u011fin d\u0131\u015f tabakas\u0131n\u0131n kal\u0131nl\u0131\u011f\u0131 ve kal\u00e7a kaslar\u0131n\u0131n yap\u0131\u015fma noktalar\u0131, v\u00fccudun dik dururken maruz kald\u0131\u011f\u0131 stresle uyumlu bir yap\u0131 sergiliyor. Bu veriler, s\u00f6z konusu canl\u0131n\u0131n sadece a\u011fa\u00e7larda ya\u015famad\u0131\u011f\u0131n\u0131, ayn\u0131 zamanda zeminde iki aya\u011f\u0131 \u00fczerinde hareket edebildi\u011fini g\u00f6steriyor.<\/p>\n\n\n\n Evrimsel bir ge\u00e7i\u015f formu Uzmanlar, bu canl\u0131n\u0131n hareket kabiliyetini “ge\u00e7i\u015fsel” olarak tan\u0131ml\u0131yor; yani ne tam bir d\u00f6rt ayakl\u0131 ne de modern bir insan gibi tam zamanl\u0131 bir iki ayakl\u0131yd\u0131.<\/p>\n\n\n\n Graecopithecus, muhtemelen a\u011fa\u00e7l\u0131k alanlar\u0131n yerini otlaklara b\u0131rakt\u0131\u011f\u0131 o d\u00f6nemde, y\u0131rt\u0131c\u0131lar\u0131 g\u00f6zetlemek, yiyecek toplamak veya yavrular\u0131n\u0131 ta\u015f\u0131mak i\u00e7in gerekti\u011finde dik y\u00fcr\u00fcyebilen “fak\u00fcltatif” bir iki ayakl\u0131yd\u0131. Bu durum, bipedalizmin ormanlar\u0131n seyreldi\u011fi savan ortamlar\u0131nda bir hayatta kalma stratejisi olarak geli\u015fti\u011fi teorisini destekliyor.<\/p>\n\n\n\n Afrika m\u0131, balkanlar m\u0131? Ara\u015ft\u0131rma ekibi, 6 ila 8 milyon y\u0131l \u00f6nce meydana gelen b\u00fcy\u00fck iklim de\u011fi\u015fikliklerinin ve kurakla\u015fman\u0131n, memelilerin Avrasya’dan Afrika’ya g\u00f6\u00e7 etmesine neden oldu\u011funu savunuyor. Bu teoriye g\u00f6re, insan\u0131n ilk atalar\u0131 Balkanlar’da evrimle\u015fmi\u015f ve ard\u0131ndan Afrika’ya g\u00f6\u00e7 etmi\u015f olabilir.<\/p>\n\n\n\n Ancak pek \u00e7ok bilim insan\u0131, kan\u0131t yetersizli\u011fi ve co\u011frafi izolasyon gibi nedenlerle bu radikal iddiaya \u015f\u00fcpheyle yakla\u015f\u0131yor. Smithsonian M\u00fczesi’nden uzmanlar, Avrupa’n\u0131n izole bir b\u00f6lgesindeki bir fosilin Afrika’daki modern primatlar\u0131n atas\u0131 olmas\u0131n\u0131n co\u011frafi a\u00e7\u0131dan mant\u0131kl\u0131 olmad\u0131\u011f\u0131n\u0131 \u00f6ne s\u00fcrerek bulgulara itiraz ediyor.<\/p>\n\n\n\n Belirsizliklerle dolu bir ge\u00e7mi\u015f Hakemli bilimsel dergi Paleobiodiversity & Paleoenvironments’ta yay\u0131mlanan bu \u00e7al\u0131\u015fma, insanl\u0131\u011f\u0131n k\u00f6kenine dair bildiklerimizin her an yeni bir ke\u015fifle de\u011fi\u015febilece\u011fini hat\u0131rlat\u0131yor.<\/p>\n\n\n\n G\u00f6rsel: \u00a9 T\u00fcbingen \u00dcniversitesi Bilim d\u00fcnyas\u0131nda heyecan yaratan bir uyluk kemi\u011fi fosili, ‘Graecopithecus freybergi’ olarak adland\u0131r\u0131lan nesli t\u00fckenmi\u015f primat\u0131n iki ayak \u00fczerinde y\u00fcr\u00fcd\u00fc\u011f\u00fcne dair g\u00fc\u00e7l\u00fc anatomik kan\u0131tlar sunuyor.Yakla\u015f\u0131k 7 milyon y\u0131l \u00f6nce, bug\u00fcnk\u00fc Bulgaristan topraklar\u0131n\u0131n ta\u015fk\u0131n yataklar\u0131nda yabani kediler ve s\u0131rtlanlar aras\u0131nda hayatta kalmaya \u00e7al\u0131\u015fan k\u00fc\u00e7\u00fck bir canl\u0131, insanl\u0131k tarihinin bilinen en eski sayfalar\u0131n\u0131 yeniden yazm\u0131\u015f olabilir. Bilim d\u00fcnyas\u0131nda […]<\/p>\n","protected":false},"author":1,"featured_media":9696,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-9695","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-haberler"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/1366x768_cmsv2_ce0d1345-b980-5243-9335-465fc7be4781-9703902.webp?fit=1366%2C768&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/paHHlZ-2wn","jetpack-related-posts":[{"id":74,"url":"https:\/\/www.gocmeniz.biz\/?p=74","url_meta":{"origin":9695,"position":0},"title":"Canl\u0131 t\u00fcrleri hakk\u0131nda dev ansiklopedi","author":"Admin","date":"11 May\u0131s 2007","format":false,"excerpt":"\u0130nternette geli\u015ftirilmeye ba\u015flanan yeni dev ansiklopedi, d\u00fcnya \u00fczerindeki canl\u0131 t\u00fcrlerini tan\u0131tacak. Encyclopedia of Life (EOL) ismiyle kurulan sayfalarda d\u00fcnya \u00fczerinde yer alan her canl\u0131 t\u00fcr\u00fcne ait bir maddenin yer almas\u0131 \u00f6ng\u00f6r\u00fcl\u00fcyor. \u00dccretsiz hizmet verecek olan sitede canl\u0131 t\u00fcrlerine ait foto\u011fraflar, detayl\u0131 a\u00e7\u0131klamalar, video dosyalar\u0131, o canl\u0131n\u0131n ya\u015fad\u0131\u011f\u0131 alana dair haritalar\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1492,"url":"https:\/\/www.gocmeniz.biz\/?p=1492","url_meta":{"origin":9695,"position":1},"title":"Bulgaristan`da yeni uygulamalara dikkat!","author":"Haberci","date":"05 Temmuz 2009","format":false,"excerpt":"Ara\u00e7lar\u0131yla T\u00fcrkiye`ye tatile gidenlerin \u00f6zellikle Bulgaristan`da ya\u015fad\u0131klar\u0131 sorunlar\u0131n \u00e7\u00f6z\u00fcm\u00fcne y\u00f6nelik \u00e7al\u0131\u015fmalar\u0131na devam eden Hollanda`da T\u00fcrkler \u0130\u00e7in Dan\u0131\u015fma Kurulu (IOT),son g\u00fcnlerde kamu oyuna yans\u0131yan sorunlar konusunda \u00f6nceki g\u00fcn Sofya`da Bulgar yetkililerle g\u00f6r\u00fc\u015ft\u00fc. UTRECHT - Konuyla ilgili IOT`nin \u00f6zel temsilcisi HT\u0130B Ba\u015fkan\u0131 Mustafa Ayranc\u0131, Bulgaristan`\u0131n ba\u015fkenti Sofya`da,\u00a0 Bulgaristan S\u0131n\u0131r G\u00fcvenli\u011fi M\u00fcd\u00fcr\u00fc Petrov\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1164,"url":"https:\/\/www.gocmeniz.biz\/?p=1164","url_meta":{"origin":9695,"position":2},"title":"Dinozorlara ait ayak izi bulundu","author":"Haberci","date":"04 May\u0131s 2009","format":false,"excerpt":"T\u00fcrkmenistan'da dinozorlara ait, 145 milyon y\u0131ll\u0131k ayak izi bulundu.\u00a0 A\u015eKABAT - \u00dclkenin g\u00fcneyindeki K\u00f6ytenda\u011f b\u00f6lgesinde, dinozorlara ait oldu\u011fu belirlenen fosille\u015fmi\u015f iki binden fazla ayak izi bulundu\u011fu, izlerin uzunlu\u011funun 20 ile 90 santimetre aras\u0131nda oldu\u011fu kaydedildi.B\u00f6lgede bilimsel ara\u015ft\u0131rmalar yapan Mahtumkuli \u00dcniversitesi \u00f6\u011fretim g\u00f6revlisi Dr. Anatoliy Bu\u015fmakin, ge\u00e7en y\u0131l da Kovurdak b\u00f6lgesinde\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":929,"url":"https:\/\/www.gocmeniz.biz\/?p=929","url_meta":{"origin":9695,"position":3},"title":"TUNA B\u0130S\u0130KLET TURU BA\u015eLIYOR…","author":"Haberci","date":"23 Mart 2009","format":false,"excerpt":"\"Avrupa'y\u0131 Hareket Halinde Ke\u015ffedin\" slogan\u0131yla organize edilecek olan 2009 Tuna Bisiklet Turu ba\u015fl\u0131yor 23-27 Haziran tarihleri aras\u0131nda ger\u00e7ekle\u015ftirilecek. Bisiklete binmeyi seven, \u00e7evreyi \u00f6nemseyen ve Avrupa'da yeni arkada\u015flar edinmek isteyenlere bir davet olarak ger\u00e7ekle\u015ftirilece\u011fi belirtilen ve 23-27 Haziran 2009 tarihleri aras\u0131nda Tuna Nehri boyunca d\u00fczenlenecek bisiklet turuna heyecan severlerin b\u00fcy\u00fck ilgi\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":9650,"url":"https:\/\/www.gocmeniz.biz\/?p=9650","url_meta":{"origin":9695,"position":4},"title":"Bulgaristan’da “Belene Toplama Kamp\u0131n\u0131n Son Tutsaklar\u0131” belgesel filminin galas\u0131 yap\u0131ld\u0131","author":"Admin","date":"04 Nisan 2026","format":false,"excerpt":"Bulgaristan'\u0131n ba\u015fkenti Sofya'da, Avrupa'n\u0131n son toplama kamp\u0131 olan Belene'nin son tutsaklar\u0131n\u0131n bug\u00fcne kadar pek bilinmeyen hikayelerini konu alan \"Belene Toplama Kamp\u0131n\u0131n Son Tutsaklar\u0131\" adl\u0131 belgesel filminin galas\u0131 yap\u0131ld\u0131. Sofya'da bir sinema salonunda d\u00fczenlenen g\u00f6sterime, T\u00fcrkiye'nin Sofya B\u00fcy\u00fckel\u00e7isi Mehmet Sait Uyan\u0131k, Bulgaristan Ba\u015fbakan\u0131 Andrey Gyurov, Ula\u015ft\u0131rma ve Haberle\u015fme Bakan\u0131 Korman \u0130smailov,\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/bulgaristan-da-belene-toplama-kampinin-son-19714818_amp.webp?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/bulgaristan-da-belene-toplama-kampinin-son-19714818_amp.webp?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/bulgaristan-da-belene-toplama-kampinin-son-19714818_amp.webp?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/bulgaristan-da-belene-toplama-kampinin-son-19714818_amp.webp?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.gocmeniz.biz\/wp-content\/bulgaristan-da-belene-toplama-kampinin-son-19714818_amp.webp?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":583,"url":"https:\/\/www.gocmeniz.biz\/?p=583","url_meta":{"origin":9695,"position":5},"title":"BULGAR\u0130STAN CUMHURBA\u015eKANI PARVANOV \u00d6ZBEK\u0130STAN’DA","author":"Haberci","date":"06 Kas\u0131m 2008","format":false,"excerpt":"Bulgaristan Cumhurba\u015fkan\u0131 Georgi Parvanov, resmi ziyaret amac\u0131yla bug\u00fcn ak\u015fam \u00d6zbekistan'da geldi.5-8 Kas\u0131m g\u00fcnlerini kapsayan ziyaret kapsam\u0131nda \u00d6zbekistan'a gelen Bulgaristan Cumhurba\u015fkan\u0131 Parvanov'u Ta\u015fkent Uluslararas\u0131 Havaalan\u0131'nda Ba\u015fbakan \u015eavkar Mirziyoyev ve di\u011fer ilgililer kar\u015f\u0131lad\u0131. Bulgar lider i\u00e7in as\u0131l resmi kar\u015f\u0131lama t\u00f6reni ise Cumhurba\u015fkan\u0131 \u0130slam Kerimov taraf\u0131ndan yar\u0131n sabah Dorman Devlet Konuk Evi'nde yap\u0131lacak\u2026","rel":"","context":""Haberler" i\u00e7inde","block_context":{"text":"Haberler","link":"https:\/\/www.gocmeniz.biz\/?cat=5"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/posts\/9695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9695"}],"version-history":[{"count":1,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/posts\/9695\/revisions"}],"predecessor-version":[{"id":9697,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/posts\/9695\/revisions\/9697"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=\/wp\/v2\/media\/9696"}],"wp:attachment":[{"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gocmeniz.biz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/strong>Toronto \u00dcniversitesi’nden paleoantropolog David Begun ve ekibi taraf\u0131ndan analiz edilen antik uyluk kemi\u011fi, iki ayakl\u0131l\u0131\u011fa (bipedalizm) i\u015faret eden benzersiz \u00f6zellikler bar\u0131nd\u0131r\u0131yor.<\/p>\n\n\n\n
<\/strong>Bulgaristan’daki Azmaka kaz\u0131 alan\u0131nda bulunan fosil, modern bir \u015fempanze boyutundaki yeti\u015fkin bir di\u015fiye ait.<\/p>\n\n\n\n
<\/strong>Bu ke\u015fif, insanl\u0131\u011f\u0131n k\u00f6keninin Afrika’da ba\u015flad\u0131\u011f\u0131na dair yerle\u015fik bilimsel g\u00f6r\u00fc\u015fe meydan okudu\u011fu i\u00e7in b\u00fcy\u00fck bir tart\u0131\u015fmay\u0131 da beraberinde getiriyor.<\/p>\n\n\n\n
<\/strong>Graecopithecus hakk\u0131ndaki bilgilerimiz \u015fimdilik 1944’te Yunanistan’da bulunan bir alt \u00e7ene kemi\u011fi, 2012’de bulunan bir di\u015f ve bu son uyluk kemi\u011fi fosiliyle s\u0131n\u0131rl\u0131.<\/p>\n\n\n\n
Haber: Cagla Uren | Euronews<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"