Duniya mafi tsufa Shark - Megalodon

Carcharodon megalodon da wani shark Megalodon (hoton da ke ƙasa) - duniya mafi tsufa shark, wanda za a iya kira wani kifi-dodo. Azahiri, shi ne wata ila ya zama sosai kama da babban fari shark. Amma a nan ta babbar size ba zai bar kowa sha'aninsu dabam, da kuma wuya kowa so ya hadu da wadannan m halittun da yanayi.

A duniya su ne mata hakora, da kuma wannan ya nuna cewa da aka dauko daga wasu shark Megalodon da a baya. Ta hakora isa 15-18 cm, don kwatanta - mafi girma hakori zamani shark yana da tsawon 6 cm karkashin zaton masana kimiyya, tsoho kifi ya 30 m, a tsawon kuma iya auna 60-100 ton .. Ta muƙamuƙi nisa kai 2.7 m da kuma tsawo -. 2.1 m A rage cin abinci akai ne maniyyi Whales kuma.

Hakika, akwai dalilin da ya ɗauka cewa Megalodon shark dauki a cikin sararin teku saman da abinci sarkar da kuma sa a bay sauran mazaunan marine duniya. An yi imani da cewa shi rinjaye a cikin teku, ruwa, shekaru miliyan 50. Wannan ya faru a tsakiyar da kuma marigayi lokaci manyan. Amma akwai shawarwari da cewa kwanan nan Megalodon zama dadaddun da bukatunsu na burbushin halittu quite "kwanan nan", kawai wasu 10 shekara dubu da suka wuce a cikin farkon Holocene ko Late Pleistocene.

Shark Megalodon zama dadaddun saboda sanyaya teku ruwa, wadda ta zo wajen abruptly. Saboda wannan, cetaceans koma cikin sanyi, zurfi ruwa a search na plankton. Amma a cikin wadannan yanayi, ya ba zai iya tsira da Megalodon, babban shark da ake bukata a ga ~ ar ruwan dumi. Kuma, kisa Whales sun sa mai girma lalacewar da yawan jama'ar matasa sharks su ne aka fi so abu na farauta.

Cryptozoology bayar da shawarar cewa shark Megalodon iya yi tsira ga lokaci. Bayan duk, a cikin ma'aunan kasa sikelin wannan dodo dadaddun kwanan nan. Kuma idan ka yi la'akari da cewa cikin teku da aka yi karatu ne kawai a 10%, da kuma rubuce da yawa facts cewa har yanzu sami kifi da dabbobi masu shayarwa da cewa sun dade da aka yi zaton ya zama dadaddun. Alal misali, coelacanth (Crossopterygii kifi), bisa ga masana kimiyya, ya zama dadaddun miliyan 60 da suka wuce. Duk da haka, a cikin karni na karshe shi da aka samu kashe da Japan Coast. Whale shark gano a cikin 1828, da goblin shark aka samu a 1897. A megamouth shark aka gano kawai a 1976 da hatsari shekara. Kuma bayan wannan, ta gani ba fiye da sau 25. Watakila Shark Megalodon wani wuri crisscrossing ruwa mai zurfi na teku?

A 1918, da Ostiraliya ichthyologist David sarautarsa diddigin daya faru. A wannan lokaci ya yi aiki a matsayin babban jami'in manajan wani kamfanin a kama kifi kamawa. A tashar jiragen ruwa na "Stevenson" fiye da mako guda masunta bai fita zuwa kifi lobsters. Su flatly ƙi tafiya zuwa ruwan kusa Broughton Island. Mun bayyana da cewa akwai gani a shark giant masu girma dabam. Ta iri iri lura cewa, sake shiga don a lobster tarkuna. Su firgita surfaced dauki tsari a kan bene na trawler. A halin da ake shark sannu a hankali ya yi lõma da duk tarkuna, kuma, tare da igiyoyi, rike da su a kasa. A nauyi na kowane ganga tare da crayfish kasance babu kasa da 35 kg. Kowane catcher tambaye su daki-daki, kuma dukkan su da'awar cewa wani dodo da size da aka fiye da mita 30. David gadon sarautarsa ya m cewa wadannan masunta iya ba tafi daidai ba, kamar yadda suka san na gida Whales da sharks ne sosai kyau. Su ne kawai arziki ya wannan aiki, da kuma mako-mako sauki, ƙwarai rage albashi, ya yi magana kundin. Zai yiwu sun gaske ba zai iya shawo kan su tsoro ya kama by kwatsam taron tare da giant shark Megalodon.