Nau'in Dinosaurs na Ruwa - Sunaye da Hotuna

Wadatacce

• Bambanci tsakanin dinosaurs da sauran dabbobi masu rarrafe
• Nau'in dinosaurs na ruwa
• Nau'in dabbobi masu rarrafe
• ichthyosaurs
• Misalan ichthyosaurs
• plesiosaurs
• masallaci

A lokacin zamanin Mesozoic, an sami babban bambanci na ƙungiyar masu rarrafe. Wadannan dabbobin sun mallaki dukkan mahalli: kasa, ruwa da iska. Kai dabbobi masu rarrafe sun girma sosai, wanda shine dalilin da yasa wasu mutane suka san su a matsayin dinosaur na ruwa.

Duk da haka, manyan dinosaur ba su taɓa yin mulkin teku ba. A zahiri, sanannen Jurassic World dinosaur na ruwa shine ainihin wani nau'in katon dabbobi masu rarrafe wanda ya rayu a cikin teku yayin Mesozoic. Don haka, a cikin wannan labarin PeritoAnimal, ba za mu yi magana ba nau'ikan dinosaurs na ruwa, amma game da wasu manyan dabbobi masu rarrafe da suka mamaye teku.

Bambanci tsakanin dinosaurs da sauran dabbobi masu rarrafe

Saboda girman su da aƙalla a bayyane yake, katon dabbobi masu rarrafe galibi ana rarrabasu azaman nau'in dinosaur na ruwa. Koyaya, manyan dinosaurs (ajin Dinosauria) basu taɓa rayuwa a cikin tekuna ba. Bari mu ga manyan bambance -bambance tsakanin nau'ikan dabbobi masu rarrafe guda biyu:

• haraji: Ban da kunkuru, duk manyan dabbobi masu rarrafe na Mesozoic an haɗa su a cikin rukunin sauropsids. Wannan yana nufin dukkan su suna da buɗaɗɗen lokaci na biyu a cikin kwanyar su. Koyaya, dinosaurs suna cikin rukunin archosaurs (Archosauria), da pterosaurs da kada, yayin da manyan dabbobi masu rarrafe na ruwa suka zama wasu taxa da zamu gani daga baya.
• DAtsarin pelvic: ƙashin ƙungiyoyin biyu yana da tsari daban. A sakamakon haka, dinosaurs suna da tsayayyen matsayi tare da jikin yana hutawa akan kafafu, yana ƙasa da shi. Masu rarrafe na ruwa, duk da haka, an miƙa ƙafarsu zuwa kowane ɓangaren jikinsu.

Gano kowane nau'in dinosaurs da suka wanzu a cikin wannan labarin na PeritoAnimal.

Nau'in dinosaurs na ruwa

Dinosaurs, sabanin sananniyar imani, ba su ƙare ba. Kakannin tsuntsaye sun tsira kuma sun sami gagarumar nasarar juyin halitta, sun mamaye dukkan duniyar. tsuntsaye na yanzu na cikin ajin Dinosauria, wato, su ne dinosaurs.

Kamar yadda akwai tsuntsaye da ke zaune a cikin tekuna, a zahiri za mu iya cewa har yanzu akwai wasu nau'ikan dinosaur na teku, irin su penguins (dangin Spheniscidae), loons (dangin Gaviidae) da tsuntsayen teku (dangin Laridae). Akwai ma dinosaurs na ruwa ruwan dadi, kamar kwari (Phalacrocorax spp.) da duk agwagi (dangin Anatidae).

Don ƙarin koyo game da kakannin tsuntsaye, muna ba da shawarar wannan labarin a kan Nau'in Fira Dinosaur. Koyaya, idan kuna son saduwa da manyan dabbobi masu rarrafe na Mesozoic, karanta!

Nau'in dabbobi masu rarrafe

Manyan dabbobi masu rarrafe waɗanda ke zaune a cikin tekuna a lokacin Mesozoic sun kasu kashi huɗu, idan muka haɗa da chelonioids (turtles na teku). Koyaya, bari mu mai da hankali kan waɗanda aka yi kuskure aka sani da su nau'ikan dinosaurs na ruwa:

• ichthyosaurs
• plesiosaurs
• masallaci

Yanzu, za mu kalli kowane ɗayan waɗannan manyan dabbobi masu rarrafe na ruwa.

ichthyosaurs

Ichthyosaurs (odar Ichthyosauria) rukuni ne na dabbobi masu rarrafe wanda yayi kama da cetaceans da kifi, duk da haka basu da alaƙa. Wannan shi ake kira haduwar juyin halitta, ma’ana sun samar da sifofi iri -iri sakamakon daidaitawa da yanayi guda.

Wadannan dabbobin da ke da tarihin tarihi sun saba da farauta a cikin zurfin teku. Kamar dabbar dolphin, suna da hakora, kuma abin da suka fi so shine squid da kifi.

Misalan ichthyosaurs

Ga wasu misalai na ichthyosaurs:

• Ƙariymbospondylus
• Macgowania
• temnosontosaurus
• Utatsusaurus
• Ophthalmosaurus
• stenopterygius

plesiosaurs

Umurnin Plesiosaur ya ƙunshi wasu daga cikin mafi girma dabbobi masu rarrafe a duniya, tare da samfuran da ke auna tsawon mita 15. Don haka, gabaɗaya an haɗa su cikin nau'ikan "dinosaur na ruwa". Duk da haka, waɗannan dabbobi sun mutu a cikin Jurassic, lokacin da dinosaurs har yanzu suna kan gaba.

Plesiosaurs suna da bangare kamar kunkuru, duk da haka sun kasance sun fi tsayi kuma ba su da ƙwan zuma. Shi ne, kamar yadda ya faru a baya, haɗin juyin halitta. Hakanan su ne dabbobin da suka yi kama da wakilcin Loch Ness Monster. Don haka, plesiosaurs sun kasance dabbobi masu cin nama kuma an san cewa sun ci abinci a kan molluscs, kamar su Ammonan da Balemnites.

Misalan plesiosaurs

Wasu misalai na plesiosaurs sune:

• Plesiosaurus
• Kronosaurus
• Plesiopleurodon
• Microcleidus
• Hydrorion
• elasmosaurus

Don ƙarin koyo game da manyan mafarautan Mesozoic, kar a rasa wannan sauran labarin na PeritoAnimal akan Nau'in Dinosaur masu cin nama.

masallaci

Mosasaurs (dangin Mosasauridae) rukuni ne na lizards (suborder Lacertilia) waɗanda suka kasance manyan masu farautar ruwa a lokacin Cretaceous. A wannan lokacin, ichthyosaurs da plesiosaurs sun riga sun shuɗe.

Waɗannan "dinosaurs" na ruwa daga ƙafa 10 zuwa 60 a zahiri suna kama da kada. An yi imanin waɗannan dabbobin sun zauna cikin raƙuman ruwa masu zafi, inda suke cin kifi, tsuntsaye masu nutsewa har ma da wasu masu rarrafe na ruwa.

Misalan masallaci

Ga wasu misalai na masallatai:

• Mosasaurus
• Tylosaurus
• Tsare -tsare
• Halisaurus
• platecarpus
• tethysaurus

O dinosaur na ruwa daga Jurassic World shi ne a Mosasaurus kuma, idan aka ba shi mita 18, yana iya ma zama M. hoffmann, mafi girma “dinosaur na teku” da aka sani zuwa yau.

Idan kuna son karanta ƙarin labarai makamantansu Nau'in Dinosaurs na Ruwa - Sunaye da Hotuna,, muna ba da shawarar cewa ku shiga ɓangaren Curiosities na duniyar dabbobi.