U\u00e7amayan dinozorlar\u0131n neslinin t\u00fckenmesinden sonra, D\u00fcnya, dev yarat\u0131klardan olu\u015fan geni\u015f bir yelpazeye ev sahipli\u011fi yapm\u0131\u015ft\u0131r. Muazzam memelilerden devasa s\u00fcr\u00fcngenlere kadar de\u011fi\u015fen bu hayvanlar, Kretase d\u00f6neminin ard\u0131ndan ortaya \u00e7\u0131kan ya\u015fam\u0131n ola\u011fan\u00fcst\u00fc \u00e7e\u015fitlili\u011fini g\u00f6zler \u00f6n\u00fcne sermektedir.<\/p>\n\n
Barylambda, 50-60 milyon y\u0131l \u00f6nce Kuzey Amerika’n\u0131n bat\u0131s\u0131nda ya\u015fam\u0131\u015f, ot\u00e7ul bir memeliydi. 2,4 metre uzunlu\u011fu ve 450 kilo a\u011f\u0131rl\u0131\u011f\u0131yla, ekosistemindeki en b\u00fcy\u00fck memeliydi. Barylambda’n\u0131n evrimi, memeliler aras\u0131ndaki v\u00fccut b\u00fcy\u00fckl\u00fc\u011f\u00fcn\u00fcn geni\u015flemesinde \u00f6nemli bir kilometre ta\u015f\u0131 olarak kabul edilir.<\/p>\n\n
“T\u00fcm zamanlar\u0131n en b\u00fcy\u00fck kara memelisi” unvan\u0131n\u0131n adaylar\u0131ndan biri olan Paraceratherium, 23-34 milyon y\u0131l \u00f6nce do\u011fu Avrasya’da dola\u015f\u0131yordu. Bu devasa gergedan, z\u00fcrafa benzeri bir boyna sahipti ve omuz y\u00fcksekli\u011fi 4,5 metreyi a\u015f\u0131yordu. \u0130nce g\u00f6r\u00fcn\u00fcm\u00fcne ra\u011fmen Paraceratherium, inan\u0131lmaz bir \u015fekilde 15 ton a\u011f\u0131rl\u0131\u011f\u0131ndayd\u0131.<\/p>\n\n
Aepyornis maximus, en b\u00fcy\u00fck fil ku\u015fu, bin y\u0131ldan fazla bir s\u00fcre \u00f6nce Madagaskar’da ya\u015fam\u0131\u015f, u\u00e7amayan bir yarat\u0131kt\u0131. Neredeyse 3 metre boyunda ve 450 kilonun \u00fczerinde a\u011f\u0131rl\u0131\u011fa sahip olan Aepyornis maximus, baz\u0131 u\u00e7amayan dinozorlarla boy bak\u0131m\u0131ndan kar\u015f\u0131la\u015ft\u0131r\u0131labilirdi. Bilinen t\u00fcm ku\u015flar\u0131n en b\u00fcy\u00fck yumurtalar\u0131n\u0131 b\u0131rak\u0131rd\u0131 ve tek bir yumurta 9 kilogramdan a\u011f\u0131r olabilirdi.<\/p>\n\n
U\u00e7amayan dinozorlar\u0131 yok eden asteroit \u00e7arpmas\u0131n\u0131n \u00fczerinden on milyon y\u0131ldan k\u0131sa bir s\u00fcre sonra, t\u00fcm zamanlar\u0131n en b\u00fcy\u00fck y\u0131lan\u0131 Titanoboa, Kolombiya’n\u0131n batakl\u0131klar\u0131nda s\u00fcr\u00fcn\u00fcyordu. 12 metre uzunlu\u011fa ve 900 kilogram\u0131n \u00fczerinde a\u011f\u0131rl\u0131\u011fa ula\u015fabilen Titanoboa’n\u0131n, muhtemelen bal\u0131k ve k\u00fc\u00e7\u00fck hayvanlarla beslendi\u011fi d\u00fc\u015f\u00fcn\u00fcl\u00fcyor.<\/p>\n\n
Buz \u00c7a\u011f\u0131 Avustralyas\u0131’nda dola\u015fan en b\u00fcy\u00fck et\u00e7illerden biri, 5,5 metreden uzunlu\u011fa ula\u015fabilen bir monit\u00f6r kertenkelesi olan Megalania’yd\u0131. Di\u015flerine ve evrimsel ili\u015fkilerine dayanarak, paleontologlar Megalania’n\u0131n kurbanlar\u0131n\u0131 g\u00fc\u00e7s\u00fcz d\u00fc\u015f\u00fcren zehirli bir \u0131s\u0131rmas\u0131 oldu\u011funa inan\u0131yorlar.<\/p>\n\n
Ge\u00e7 Kretase d\u00f6neminde, en b\u00fcy\u00fck k\u00f6pekbal\u0131klar\u0131 7,6 metre uzunlu\u011fa kadar b\u00fcy\u00fcyordu. Ancak, yakla\u015f\u0131k 23 milyon y\u0131l \u00f6nce, daha da b\u00fcy\u00fck bir k\u00f6pekbal\u0131\u011f\u0131 evrimle\u015fmi\u015fti: T\u00fcm zamanlar\u0131n en b\u00fcy\u00fck y\u0131rt\u0131c\u0131 k\u00f6pekbal\u0131\u011f\u0131 olan Otodus megalodon. Son tahminler, uzunlu\u011funu 10 ila 16 metre aras\u0131na yerle\u015ftiriyor.<\/p>\n\n
Barinasuchus, 15-55 milyon y\u0131l \u00f6nce G\u00fcney Amerika’n\u0131n manzaralar\u0131nda dola\u015fan, karada ya\u015fayan bir timsaht\u0131. Zaman\u0131n\u0131n en b\u00fcy\u00fck et\u00e7il memelilerinden bile b\u00fcy\u00fckt\u00fc ve 6 metreden uzun, 1.350 kilogramdan a\u011f\u0131r maksimum boyutlara ula\u015f\u0131yordu. Barinasuchus, et\u00e7il dinozorlar\u0131n di\u015flerine benzeyen, yass\u0131, b\u0131\u00e7ak benzeri di\u015flere sahipti.<\/p>\n\n
T\u00fcm zamanlar\u0131n en b\u00fcy\u00fck u\u00e7an ku\u015fu olan Pelagornis sandersi, yakla\u015f\u0131k 25 milyon y\u0131l \u00f6nce G\u00fcney Carolina’da ya\u015fam\u0131\u015ft\u0131r. Kanat a\u00e7\u0131kl\u0131\u011f\u0131, u\u00e7tan uca 6,4 metreye kadar uzan\u0131yordu. Testere di\u015fli gagas\u0131 ve g\u00fcn\u00fcm\u00fczdeki dola\u015fan albatrosa benzerli\u011fiyle, Pelagornis sandersi muhtemelen hayat\u0131n\u0131n b\u00fcy\u00fck bir k\u0131sm\u0131n\u0131 denizlerin \u00fczerinde s\u00fcz\u00fclerek ge\u00e7irmi\u015ftir.<\/p>\n\n
T\u00fcm zamanlar\u0131n en b\u00fcy\u00fck hayvan\u0131 \u015fu anda denizlerde y\u00fczmektedir. Yakla\u015f\u0131k 30 metre uzunlu\u011fa ve 200 tonun \u00fczerinde a\u011f\u0131rl\u0131\u011fa ula\u015fan mavi balina, bilinen herhangi bir dinozorun boyutunu a\u015fmaktad\u0131r. Bu evrimsel ba\u015far\u0131, mavi balinalar\u0131n yakla\u015f\u0131k 1,5 milyon y\u0131l \u00f6nce evrimle\u015fmesiyle nispeten yak\u0131n zamanda elde edilmi\u015ftir.<\/p>\n\n
Y\u00fcnl\u00fc mamutlar \u00fcnl\u00fc olsalar da, en b\u00fcy\u00fck filler de\u011fillerdi. Bozk\u0131r mamutu, Mammuthus trogontherii, hepsinden b\u00fcy\u00fckt\u00fc. Baz\u0131 \u00f6rnekler, omuz y\u00fcksekli\u011finde 4,5 metreye ula\u015f\u0131yordu ve bu da onlar\u0131 Afrika savan fillerinden \u00f6nemli \u00f6l\u00e7\u00fcde daha uzun yap\u0131yordu. Bozk\u0131r mamutlar\u0131, sonraki mamut t\u00fcrlerinin k\u00f6keninde \u00f6nemli bir rol oynam\u0131\u015ft\u0131r.<\/p>\n\n
Bu dev yarat\u0131klar\u0131n dinozorlar\u0131n neslinin t\u00fckenmesinden sonra evrimi, D\u00fcnya’daki ya\u015fam\u0131n ola\u011fan\u00fcst\u00fc esnekli\u011fini g\u00f6stermektedir. Mavi balinalar gibi g\u00fcn\u00fcm\u00fcz\u00fcn en b\u00fcy\u00fck hayvanlar\u0131, boyut s\u0131n\u0131rlar\u0131n\u0131 zorlamaya devam etmektedir. Hala var olan her dev yarat\u0131k, devlerin \u00e7a\u011f\u0131nda ya\u015fad\u0131\u011f\u0131m\u0131z\u0131n bir hat\u0131rlat\u0131c\u0131s\u0131d\u0131r ve do\u011fal d\u00fcnyan\u0131n \u00e7e\u015fitli ve ilham verici harikalar\u0131na bir kan\u0131tt\u0131r.<\/p>","protected":false},"excerpt":{"rendered":"
Dinozorlardan Sonra D\u00fcnyada Dola\u015fan Dev Yarat\u0131klar U\u00e7amayan dinozorlar\u0131n neslinin t\u00fckenmesinden sonra, D\u00fcnya, dev yarat\u0131klardan olu\u015fan geni\u015f bir yelpazeye ev sahipli\u011fi yapm\u0131\u015ft\u0131r. Muazzam memelilerden devasa s\u00fcr\u00fcngenlere kadar de\u011fi\u015fen bu hayvanlar, Kretase…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[138],"tags":[8468,134,141,136,7077,5941,400],"class_list":["post-4690","post","type-post","status-publish","format-standard","hentry","category-paleontology","tag-giant-animals","tag-dinosaurs","tag-natural-history","tag-evolution","tag-mammals","tag-reptiles","tag-extinction"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/comments?post=4690"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4690\/revisions"}],"predecessor-version":[{"id":4691,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4690\/revisions\/4691"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/media?parent=4690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/categories?post=4690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/tags?post=4690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}