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Pterosauria dzakanga dzisiri madinosaur zvachose.

Pterosauria: Handisi "dinosaur inobhururuka"

Mukuziva kwedu, madinosaur ndiwo aitonga pasi rose munguva dzekare. Tinozvitora sezvisingatarisirwi kuti mhuka dzakafanana panguva iyoyo dzese dzakaiswa muchikamu chemadinosaur. Saka, maPterosauria akava "madinosaur anobhururuka". Kutaura zvazviri, maPterosauria akanga asiri madinosaur!

MaDinosaur anoreva zvimwe zvinokambaira zvepanyika zvinogona kufamba zvakatwasuka, kusasanganisa mapterosaur. MaPterosauria zvinokambaira zvinobhururuka, pamwe chete nemadinosaur ese ari maviri ari mumigero yeOrnithodira inoshanduka-shanduka. Kureva kuti, mapterosauria nemadinosaur akafanana ne "hama". Ihama dzepedyo, uye idzo nzira mbiri dzekushanduka-shanduka dzakararama munguva imwe chete, uye tateguru wavo wekupedzisira anonzi Ornithischiosaurus.

1 Pterosauria dzakanga dzisiri madinosaur zvachose

Kugadzirwa kwemapapiro

Nyika yacho yaitonga madinosaur, uye denga raitonga mapterosaur. Imhuri, sei imwe iri mudenga uye imwe iri pasi?

Kumadokero kweLiaoning Province kuChina, zai re pterosauria rakawanikwa rakapwanywa asi harina kuratidza zviratidzo zvekutyoka. Zvakaonekwa kuti mapapiro embeu dziri mukati akakura zvakanaka, zvinoreva kuti pterosauria inogona kubhururuka nguva pfupi mushure mekuzvarwa.

Tsvagiridzo yakaitwa nenyanzvi dzakawanda yakaratidza kuti pterosauria yekutanga yakatanga kubva kumhuka diki, dzinodya zvipembenene, dzine makumbo marefu dzakadai seScleromochlus, dzaiva neganda pamakumbo adzo ekumashure, richisvika mumuviri kana kumuswe. Zvichida nekuda kwekudiwa kwekurarama nekudya mhuka, ganda radzo rakakura uye zvishoma nezvishoma rakaita semapapiro. Saka dzaigonawo kufambiswa kumusoro uye zvishoma nezvishoma dzichikura kuita zvinokambaira zvinobhururuka.

Matongo anoratidza kuti kutanga vakomana ava vadiki vakanga vasiri vadiki chete, asiwo kuti chimiro chemapfupa mumapapiro chakanga chisiri pachena. Asi zvishoma nezvishoma, vakashanduka vakananga kudenga, uye bapiro guru, Pterosauria inobhururuka ine muswe mupfupi yakatsiva zvishoma nezvishoma "madhongi", uye pakupedzisira yakava simba remhepo.

2 Pterosauria dzakanga dzisiri madinosaur zvachose

Muna 2001, mapfupa epterosauria akawanikwa muGermany. Mapapiro emapfupa aya akachengetedzwa zvishoma. Masayendisiti akaavhenekesa nechiedza cheultraviolet ndokuona kuti mapapiro awo aive membrane yeganda ine mitsipa yeropa, tsandanyama uye fiber refu. Fibers dzinogona kutsigira mapapiro, uye membrane yeganda inogona kudhonzwa zvakasimba, kana kupetwa sefeni. Uye muna 2018, mapfupa maviri epterosauria akawanikwa muChina akaratidza kuti aivewo neminhenga yekare, asi kusiyana neminhenga yeshiri, minhenga yavo yaive midiki uye yakapfava iyo inogona kushandiswa kuchengetedza tembiricha yemuviri.

3 Pterosauria dzakanga dzisiri madinosaur zvachose

Zvakaoma kubhururuka

Unoziva here? Pakati pemafossil akawanikwa, mapapiro e pterosauria hombe anogona kukura kusvika mamita gumi. Nokudaro, dzimwe nyanzvi dzinotenda kuti kunyangwe dziine mapapiro maviri, mamwe pterosauria hombe haakwanise kubhururuka kwenguva refu uye kure seshiri, uye vamwe vanhu vanotofunga kuti angasambobhururuka zvachose! Nekuti anorema zvakanyanya!

Zvisinei, nzira iyo pterosauria yaibhururuka nayo haisati yasvika pakuguma. Vamwe masayendisiti vanofungidzirawo kuti pamwe pterosauria haina kushandisa kusvetuka seshiri, asi mapapiro ayo akashanduka ega, achigadzira chimiro chakasiyana chemhepo. Kunyangwe pterosauria yakakura yaida makumbo akasimba kuti abve pasi, asi mapfupa akakora akaita kuti areme zvakanyanya. Munguva pfupi, vakawana nzira! Mapfupa emapapiro epterosauria akashanduka kuita machubhu asina chinhu ane madziro matete, izvo zvakavabvumira "kuderedza uremu" zvinobudirira, vachiva vanochinjika uye vakareruka, uye vanogona kubhururuka zviri nyore.

4 Pterosauria dzakanga dzisiri madinosaur zvachose

Vamwe vanoti pterosauria haingogoni kubhururuka chete, asi yaibhururuka semakondo kuti idye hove kubva pamusoro pegungwa, madhamu, nenzizi. Kubhururuka kwakaita kuti pterosauria ifambe daro refu, kutiza zvikara uye kugadzira nzvimbo itsva dzekugara.

Kawah Dinosaur Yepamutemo Webhusaiti:www.kawahdinosaur.com

Nguva yekutumira: Mbudzi-18-2019