Ba\u015ftankaralardan deveku\u015flar\u0131na, kulu\u00e7kaya yatan\u00a0ku\u015flar do\u011frudan yumurtalar\u0131n\u0131n \u00fczerlerine otururlar. Biliminsanlar\u0131,\u00a0ku\u015flar\u0131n atalar\u0131 olan\u00a0baz\u0131 b\u00fcy\u00fck g\u00f6vdeli dinozorlar\u0131 bu konu \u00fczerinden ele ald\u0131\u011f\u0131nda, kulu\u00e7ka yumurtalar\u0131n\u0131 k\u0131rmadan kulu\u00e7kaya do\u011frudan yatamayacaklar\u0131n\u0131 d\u00fc\u015f\u00fcn\u00fcyordu. Fakat, yak\u0131n zamanda yap\u0131lan bir \u00e7al\u0131\u015fma baz\u0131 dinozorlar\u0131n b\u00fcy\u00fck kal\u00e7al\u0131 olmas\u0131n\u0131n ak\u0131ll\u0131ca bir kulu\u00e7kaya yatma takti\u011fi oldu\u011funu ortaya koydu. Yani, \u00fcstlerine do\u011fruca oturmak yerine yumurta halkas\u0131n\u0131n merkezinde biraz yer a\u00e7\u0131p kulu\u00e7kaya yatm\u0131\u015flard\u0131!<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, ku\u015f t\u00fcylerine sahip,\u00a0et yiyen\u00a0bir\u00a0dinozor\u00a0t\u00fcr\u00fc olan\u00a0Oviraptorosaur<\/em>‘un farkl\u0131 t\u00fcrlerine ait fosille\u015fmi\u015f haldeki\u00a0\u00fc\u00e7 d\u00fczine kulu\u00e7ka yuvas\u0131 \u00fczerinde \u00e7al\u0131\u015ft\u0131lar. Japonya’da bulunan Nagoya \u00dcniversitesi M\u00fczesi’nden paleontolog\u00a0Kohei Tanaka ve ekibi taraf\u0131ndan 16 May\u0131s’ta Biology Letters<\/em> dergisinde yay\u0131mlanan \u00e7al\u0131\u015fmaya g\u00f6re, kulu\u00e7kalara, Oviraptorosaur\u00a0<\/em>t\u00fcr\u00fc dinozorlar taraf\u0131ndan yat\u0131lm\u0131\u015ft\u0131 ve bu kulu\u00e7kalar \u015fimdiye dek ke\u015ffedilmi\u015f i\u00e7 k\u0131sm\u0131 en geni\u015f olanlard\u0131.<\/p>\n Sadece yumurtalardan\u00a0yola \u00e7\u0131karak bu dinozorlar\u0131n hangi t\u00fcr\u00a0Oviraptorosaur’<\/em>a ait oldu\u011funu s\u00f6ylemek g\u00fc\u00e7 olsa\u00a0da, biliminsanlar\u0131, b\u00fcy\u00fckl\u00fcklerinden yola \u00e7\u0131karak yumurtalara \u00fc\u00e7 farkl\u0131 s\u0131n\u0131fa ay\u0131rmay\u0131 ba\u015fard\u0131.<\/p>\n Boyu 170 mm’den daha k\u00fc\u00e7\u00fck olan, en k\u00fc\u00e7\u00fck yumurtalar olarak s\u0131n\u0131fland\u0131r\u0131lm\u0131\u015f olanlar bug\u00fcn\u00fcn b\u00fcy\u00fck ku\u015flar\u0131ndan olan emu ve deveku\u015funa benzeyen, v\u00fccut k\u00fctleleri onlarca kilogramdan 100, hatta 200 kilograma kadar de\u011fi\u015fen t\u00fcrleri i\u00e7eren\u00a0Elongatoolithus<\/em>‘lara ait olarak s\u0131n\u0131fland\u0131r\u0131ld\u0131. 240 mm’den b\u00fcy\u00fck olan yumurtalar, yani en b\u00fcy\u00fck yumurtalar,\u00a0Macroelongatoolithus <\/em>t\u00fcr\u00fcne ait olarak s\u0131n\u0131fland\u0131r\u0131l\u0131rken; orta b\u00fcy\u00fckl\u00fc\u011fe sahip yumurtalar\u00a0Macroolithus<\/em>‘lara ait olarak s\u0131n\u0131fland\u0131r\u0131ld\u0131. B\u00fcy\u00fck yumurtalar \u00fczerine kulu\u00e7kaya yatan dinozorlar\u0131n v\u00fccut k\u00fctlelerinin yakla\u015f\u0131k olarak 2000 kilogram civar\u0131nda oldu\u011fu d\u00fc\u015f\u00fcn\u00fclmekte.<\/p>\n Ekip, kulu\u00e7kan\u0131n yar\u0131\u00e7ap\u0131n\u0131 ve ortas\u0131nda bo\u015fluk bar\u0131nd\u0131ran kulu\u00e7kalar\u0131n bo\u015fluk k\u0131sm\u0131n\u0131n yar\u0131\u00e7ap\u0131n\u0131 \u00f6l\u00e7t\u00fc. Bunun \u00fczerine, en b\u00fcy\u00fck t\u00fcrlerin kulu\u00e7kalar\u0131nda daha fazla bo\u015f alana ihtiya\u00e7 duyduklar\u0131n\u0131 ke\u015ffetti. Ara\u015ft\u0131rmac\u0131lar, en b\u00fcy\u00fck Oviraptorosaur <\/em>ebeveynlerinin kuluk\u00e7a merkezine yumurtalar\u0131 bir yandan s\u0131cak tutmak, di\u011fer bir yandan da yumurtalar \u00fczerindeki y\u00fck\u00fc azaltmak i\u00e7in bir anda oturduklar\u0131n\u0131 s\u00f6yl\u00fcyor. Kulu\u00e7ka \u015fekli ele al\u0131nd\u0131\u011f\u0131nda, hi\u00e7bir modern ku\u015f t\u00fcr\u00fcn\u00fcn kulu\u00e7kaya yatma \u015fekline benzemedi\u011fini s\u00f6yleyebiliriz.<\/p>\n","protected":false},"excerpt":{"rendered":" Ba\u015ftankaralardan deveku\u015flar\u0131na, kulu\u00e7kaya yatan\u00a0ku\u015flar do\u011frudan yumurtalar\u0131n\u0131n \u00fczerlerine otururlar. Biliminsanlar\u0131,\u00a0ku\u015flar\u0131n atalar\u0131 olan\u00a0baz\u0131 b\u00fcy\u00fck g\u00f6vdeli dinozorlar\u0131 bu konu \u00fczerinden ele ald\u0131\u011f\u0131nda, kulu\u00e7ka yumurtalar\u0131n\u0131 k\u0131rmadan kulu\u00e7kaya do\u011frudan yatamayacaklar\u0131n\u0131 d\u00fc\u015f\u00fcn\u00fcyordu. Fakat, yak\u0131n zamanda yap\u0131lan bir \u00e7al\u0131\u015fma baz\u0131 dinozorlar\u0131n b\u00fcy\u00fck kal\u00e7al\u0131 olmas\u0131n\u0131n ak\u0131ll\u0131ca bir kulu\u00e7kaya yatma takti\u011fi oldu\u011funu ortaya koydu. Yani, \u00fcstlerine do\u011fruca oturmak yerine yumurta halkas\u0131n\u0131n merkezinde biraz yer […]<\/p>\n","protected":false},"author":812,"featured_media":25783,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[20,19,21],"tags":[244,3043,3307,3306,3303,3304,3305,464],"class_list":["post-25782","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arkeoloji","category-bilim-gundemi","category-biyoloji","tag-arkeoloji","tag-dinozor","tag-kulucka","tag-kus","tag-macroelongatoolithus","tag-macroolithus","tag-oviraptorosaur","tag-paleontoloji"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/25782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/812"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=25782"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/25782\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/25783"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=25782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=25782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=25782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}