
zaan ruben

zaan eah. ruben korvallisloni oregon state universitylo jantusaastram mariyu sakasheruka polyontologylo parisoedhakudu. ayana prachurinchina parisoedhanaloo ekkuva bhaagam pakshulalo swaasakosha vyavasthanu adhyayanam cheyadampai drushti saarinchindi, pakshula yokka thropodon puurveekula siddhaantaaniki, alaage vaati jeevakriyaku viruddhamgaa undhi.
parisoedhana.
pakshulu upashreni theropoda yokka chinna mamsahara dinosaurla nundi udbhavinchaayane siddhaantaanni ruben chaalaa samvatsaraalugaa prasninchaadu. athanu suuchimchinatlugaa, eee ropodlu diaphragma aadhaarita swaasakosha vyavasthanu kaligi unnaayi, idhi pakshulalo sanklishtamaina gaali sanchulugaa parinaamam chendalekapoyindi (conny sourischian dinosarlalo gaali sanchula unikini eee yokka atyanta vaayu shilaja emukala dwara pradarsinchabadindi.zii. "aerosteone" mariyu "tatoinia"). kontamandi ruben parisoedhana doshapooritamainadani perkonnappatiki, athani patraalu, sains, nature mariyu journal off morphology vanti atyanta gouravaneeyamaina, peer-reviewed journalslo prachurinchabaddaayi. athanu dinosaurla "sipionics" mariyu "sinosauropterics" paie kontha parisoedhana chesadu, daani nundi athanu thana vaadanalu istaadu. pakshulalo sthiramaina todala mariyu sanklishtamaina swaasakosha vyavasthala madhya sannihita sahasambandham yokka 2009 aavishkaranalo kooda ruben palgonnaru.
shilaja jantuvu "microraptor" paie parisoedhana kooda ruben, chaalaa kaalamgaa rekkalugala dinosarlaga pariganinchabadutunna dromeosouridae, vaastavaaniki paatha pakshula egarani vaarasulanu suuchistumdani suuchimchadaaniki daariteesindi, athanu ilaa annadu "saadhaaranamgaa dinosarluga pariganinchabade eee jantuvulu vaastavaaniki pakshula nundi vachinavani, itara maargam nundi kaadani memu bhavistunnamu". bahusha diapsid sareesrupam "langiskwama" vanti jeevi pakshulaku puurveekulanu suuchistumdi anie ruben marinta saadhyamgaa chustadu.