Shark wowala kwambiri ku Brazil (Isistius brasiliensis) kapena cigar shark ndi gulu la nsomba zam'mimba.
Kufalikira kwa shark wowala ku Brazil.
Shark wonyezimira ku Brazil afalikira kunyanja kumpoto kwa Japan komanso kumwera mpaka kugombe la South Australia. Ndi nsomba zakuya zam'madzi ndipo nthawi zambiri zimapezeka pafupi ndi zisumbu m'malo otentha komanso otentha. Amapezeka kumadera akutali ozungulira Tasmania, Western Australia, New Zealand komanso ku South Pacific (kuphatikiza Fiji ndi Cook Islands).
Ndipo amakhala kumadzulo kwa Nyanja ya Atlantic: pafupi ndi Bahamas ndi kumwera kwa Brazil, ku East Atlantic: m'madzi a Cape Verde, Guinea, kumwera kwa Angola ndi South Africa, kuphatikiza chilumba cha Ascension. Kudera la Indo-Pacific, limafikira ku Mauritius, Chilumba cha Lord Howe, kumpoto mpaka ku Japan ndi kum'mawa mpaka ku Hawaii; kum'mawa kwa Pacific, imadutsa pafupi ndi chilumba cha Easter ndi zilumba za Galapagos.
Malo okhalamo shaki wonyezimira waku Brazil.
Shark wowala ku Brazil amapezeka m'madzi otentha padziko lonse lapansi. Amakonda kukhala pafupi ndi zisumbu, koma amapezeka kunyanja. Mitunduyi imasunthira mozungulira tsiku lililonse kuchokera pansi pa 1000 mita, ndipo usiku amasambira pafupi ndi pamwamba. Kutalika kwake kumafikira mpaka mamita 3700. Amakonda madzi akuya mozungulira 35 ° - 40 ° N. w, 180 ° E.
Zizindikiro zakunja kwa shark wowala ku Brazil.
Nsomba zowala kwambiri ku Brazil ndizoyimira mtundu wa shark. Ili ndi kutalika kwa thupi kwa masentimita 38 - 44. Thupi limakhala lopindika, monga ndudu yayikulu yokhala ndi mphuno yayifupi yozungulira komanso kamwa yoyamwa yooneka ngati yachilendo. Maliseche akusowa. Mtunduwo ndi wotuwa mpaka imvi-bulauni, wokhala ndi kolala yakuda pakhosi, mimba ndiyopepuka.
Akazi ndi akulu kuposa amuna ndipo amafika kutalika pafupifupi mainchesi 20. Pali ma vertebrae 81 mpaka 89.
Makhalidwe a nsombazi ndi zazikulu, zazikulu mozungulira zokhala ndi lobe yayitali, yomwe ndi 2/3 kutalika kwa mchira ndi mano akulu am'munsi amphongo atatu, omwe ali m'mizere 25-32. Mphukira yamtengo wapatali imakhala yakuda. Mano akumwamba ndi ang'onoang'ono. Zipsepse za pectoral ndizofanana, zipsepse zam'mimba zimakhala zazikulu kuposa zipsepse zakuthambo. Zipsepse ziwiri zazing'ono zakuthambo zopezeka pafupi zimapezeka kumbuyo kwenikweni. Maso ali kutsogolo kwa mutu, koma kutali kwambiri, kotero masomphenya a mtundu wa shark alibe gawo lalikulu kwambiri.
Kuswana shark wowala ku Brazil.
Shark wonyezimira ku Brazil ndi mtundu wa ovoviviparous. Feteleza ndi mkati. Mazirawo amakula mkati mwa mazira, amadya yolk ndikukhala mkati mwa dzira mpaka atakula bwino. Kukula kumatenga kuyambira miyezi 12 mpaka 22. Mkazi amabala nsombazi zazing'ono 6-12 opanda yolk pambuyo pobereka, kukula kwake pakubadwa sikudziwika. Nsombazi zazing'ono zimatha kusaka zokha.
Amuna amaberekera kutalika kwa masentimita 36 - 42, akazi amaberekera kukula kwa thupi kufika 39 cm - 56 cm. Ngakhale kuti palibe chidziwitso chambiri chokhudzana ndi kuswana kwa nsombazo zowala ku Brazil ndipo palibe zomwe zikuwonetsa kukhathamira kwa nsomba zadyerazi, akukhulupirira kuti madzi am'nyanja omwe ali pafupi ndi zilumbazi amatha kupereka zabwino malo okhala nsombazi zazing'ono zamtundu uwu.
Khalidwe la shark wowala ku Brazil.
Shark wonyezimira wa ku Brazil ndi mtundu umodzi wokha wa bathypelagic. Nsomba zimasonkhana pamodzi pokhapokha.
Amayenda maulendo ataliatali kupitirira 2000 - 3000 mita masana.
Shaki zonyezimira ku Brazil zimayandikira pamwamba pa madzi usiku, pomwe nthawi zambiri zimagwidwa ndi maukonde. Ngakhale usiku, nsomba zimakhala pamtunda wa mamita 300 pansi pa madzi. Nthawi zambiri amapezeka pafupi ndi zilumba, koma sizikudziwika ngati amadza pamodzi chifukwa cha nyama zambiri kapena kuti akwatirane. Chiwindi cha mtundu wa nsombazi chimakhala ndi mafuta ambiri, ndipo izi zimawathandiza kuti azisambira mozama kwambiri. Mafupawo akadali oopsa, koma pang'ono ouma, zomwe zimapangitsa kuti kusambira kuzama kwambiri kuzikhala kosavuta. Ntchentche zokongola za ku Brazil nthawi zina zimaukira sitima zapamadzi, ndikuziwona ngati nyama.
Kudyetsa shark wowala ku Brazil.
Shark wowala ku Brazil ndi nyama zamoyo zakuya zopanda moyo. Amasaka nyama zikuluzikulu zam'madzi, nkhanu, nsomba zikuluzikulu za m'nyanja monga mackerel, tuna, spearmen, komanso mitundu ina ya nsombazi ndi cetaceans (zisindikizo, ma dolphin).
Nsomba zodya nyama zimadziphatika ku nyama zomwe zimayamwa ndi kuyamwa kwa milomo yapadera ndi pharynx yosinthidwa, kenako ndikuphwanya mnofu wa mnzawo pogwiritsa ntchito mano akuthwa.
Izi zimasiya dzenje lakuya kupitirira kawiri kukula kwake. Mano akum'mwamba amakhala ngati ngowe zogwirira nyama, pomwe mano apansi amakhala ngati pulagi yozungulira. Nsomba zowala kwambiri ku Brazil ndi nsomba zopangidwa ndi bioluminescent zomwe zimatha kutulutsa kuwala kobiriwira kochokera m'mimba. Zinyama zimagwiritsa ntchito kuwunikaku kuti zikope chidwi cha omwe angazunzidwe. Malo owala samangokopa nsomba zing'onozing'ono zokha, komanso nyama zazikulu zomwe zimayandikira ashaka kufunafuna chakudya. Atalumidwa ndi shark wowala ku Brazil, zilembo zozungulira sharki zimatsalira, zomwe zimawonedwa ngakhale pamakomo a sitima zapamadzi. Mtundu uwu wa shark umatulutsa kuwala kwa maola atatu itafa. Nsomba zodya nyama sizowopsa kwa anthu chifukwa chakuchepa kwake ndikukhala munyanja yakuya.
Kutanthauza kwa munthu.
Nsomba zowala kwambiri ku Brazil zimatha kusokoneza asodzi chifukwa akudya nsomba zamalonda ndipo nthawi zambiri zimawononga matupi awo ndikusiya zilembo. Kuukira kwa sitima zapamadzi kumaoneka ngati nkhanza mwangozi. Chifukwa cha kuchepa kwake komanso malo okhala m'nyanja yakuya, mtundu uwu ulibe phindu kwa asodzi ndipo sawopsa kwa osambira.
Malo osungira shark wowala ku Brazil.
Shaki wowala ku Brazil amakhala mkatikati mwa nyanja, zomwe zimapangitsa kuti mitunduyi isapezeke mwausodzi wapadera. Komabe, nsomba zimagwidwa mwangozi mu maukondewo usiku pamene zikuyenda mozungulira kufunafuna nyama. M'tsogolomu, nsomba zowala kwambiri ku Brazil zikuwopsezedwa ndi kuchepa kwakukulu pamene nsomba zam'nyanja zikukwera. Mitunduyi imagawidwa ngati Osadandaula.
