Wadatacce
- Squatiniforms
- Pristiophoriformes
- Squaliformes
- Carcharhiniformes
- laminforms
- Orectolobiform
- Heterodontiform
- Hexanchiforms
Yada cikin tekuna da tekun duniya, akwai sama da nau'in sharks sama da 350, ko da yake wannan ba wani abu bane idan aka kwatanta da burbushin halittu sama da 1,000 da muka sani. Sharks prehistoric sun bayyana a doron Duniya shekaru miliyan 400 da suka gabata, kuma tun daga wannan lokacin, nau'ikan da yawa sun ɓace, wasu kuma sun tsira daga manyan canje -canjen da duniya ta samu. Sharks kamar yadda muka san su a yau sun bayyana shekaru miliyan 100 da suka gabata.
Siffofi da sifofi iri -iri da ake da su sun sanya kifayen sharks zuwa rukuni da yawa, kuma a cikin waɗannan rukunin mun sami nau'ikan iri. Muna gayyatar ku ku sani, a cikin wannan labarin PeritoAnimal, nawa ne nau'in kifin shark, halayensa da misalai da yawa.
Squatiniforms
Daga cikin nau'ikan kifayen, sharks na tsari Squatiniformes galibi ana kiransu "sharks mala'iku". An san wannan ƙungiya ta rashin ciwon dubura, da ciwon jiki mai lankwasa da kuma ƙwaƙƙwaran ƙoshin pectoral. Bayyanar su yayi kama da kankara, amma ba haka bane.
O shark mala'ika (Squatina aculeata) yana zaune a wani bangare na Tekun Atlantika, daga Maroko da gabar yammacin Sahara zuwa Namibiya, yana ratsa Mauritania, Senegal, Guinea, Nigeria da Gabon zuwa kudancin Angola. Hakanan ana iya samun su a Bahar Rum. Duk da kasancewa babbar kifin kifayensa (kusan mita biyu fadi), nau'in yana cikin mummunan haɗarin lalacewa saboda tsananin kamun kifi. Su dabbobin viviparous aplacental ne.
A arewa maso yamma da tsakiyar tsakiyar Pacific, mun sami wani nau'in mala'ika shark, the shark mala'ika na teku (Squatin Tergocellatoides). An sani kadan game da wannan nau'in, saboda akwai ƙananan samfuran samfuran. Wasu bayanai na nuna cewa suna rayuwa ne a bakin tekun, a cikin zurfin tsakanin mita 100 zuwa 300, saboda galibi ana kama su cikin tarko.
Wasu Dabbobin shark na Squatiniform su ne:
- Shark mala'ika na gabas (Squatin albipunctate)
- Angel Shark na Argentina (argentine squatina)
- Shark mala'ika na Chile (Squatina armata)
- Shark Angel na Australia (Squatina Australis)
- Shark Angel na Pacific (californica squatin)
- Shark Angel na Atlantic (Dumeric squatin)
- Shark mala'ikan Taiwan (kyau squatina)
- Mala'ika Jafananci (japonica squatina)
A cikin hoton za mu iya ganin kwafin shark mala'ika na japan:
Pristiophoriformes
Umurnin Pristiophoriformes an kafa shi ta hanyar ganin sharksHancin waɗannan sharks ɗin yana da tsawo kuma yana da gefuna masu lanƙwasa, saboda haka sunan su. Kamar ƙungiyar da ta gabata, pristiophoriformes ba da fin dubura. Suna neman abincinsu a ƙarƙashin teku, don haka suke da shi dogayen appendages kusa da bakin, waɗanda ke hidima don gano abin da suke ci.
A cikin Tekun Indiya, kudu da Ostiraliya da Tasmania, za mu iya samun abubuwan shark saw hork (Pristiophorus cirratus). Suna zaune a yankuna masu yashi, a zurfin tsakanin mita 40 zuwa 300, inda za su iya samun abin da suke farauta cikin sauƙi. Su dabbobin ovoviviparous ne.
Mai zurfi a cikin Tekun Caribbean, mun sami Bahama ga shark (Pristiophorus schroederi). Wannan dabbar, a zahiri tayi kama da wacce ta gabata kuma ga sauran kifin sharks, tana rayuwa tsakanin zurfin mita 400 zuwa 1,000.
Gabaɗaya, akwai nau'ikan shark ɗin saw guda shida da aka bayyana, sauran huɗu sune:
- Shark shida-gill shark (Pliotrema warreni)
- Shark na Jafananci (Pristiophorus japonicus)
- Kudancin saw shark (Pristiophorus yana jin daɗi)
- Yammacin saw shark (Pristiophorus delicatus)
A cikin hoton, muna ganin a japan saw shark:
Squaliformes
Nau'in kifin shark a cikin tsari Squaliformes sun fi nau'in shark fiye da 100. Dabbobi a cikin wannan rukunin suna da halin kasancewa guda biyar na buɗe gill da spiracles, waxanda su ne karkatattun hanyoyin da suka shafi tsarin numfashi. Ba ku da membrane mai nuna alama ko fatar ido, ba ma dubun dubura ba.
A kusan kowace teku da teku a duniya za mu iya samun abubuwan capuchin (Echinorhinus brucus). Kusan babu abin da aka sani game da ilimin halittar wannan nau'in. Suna bayyana suna zaune a cikin zurfin tsakanin mita 400 zuwa 900, kodayake an same su kusa da farfajiyar. Su dabbobin ovoviviparous ne, masu ɗan jinkiri kuma tare da matsakaicin girman mita 3 a tsayi.
Wani shark squaliform shine kifin teku shark (Oxynotus bruniensis). Yana zaune a cikin ruwan kudancin Australia da New Zealand, kudu maso yammacin Pacific da gabashin Indiya. An lura da shi cikin zurfin zurfin, tsakanin mita 45 zuwa 1,067. Su ƙananan dabbobi ne, sun kai matsakaicin girman santimita 76. Su ne aplacental ovoviviparous tare da oophagia.
Sauran sanannun nau'in kifin kifin squaliformes sune:
- Shark aljihu (Mollisquama parini)
- Ƙaramin Ido Shark (Squaliolus aliae)
- Shark Scraper (Miroscyllium sheikoi)
- Aculeola nigra
- Scymnodalatias albicauda
- Centroscyllium masana'anta
- Centroscymnus plunketi
- Shark Velvet Jafananci (Zamy Ichiharai)
A cikin hoton za mu iya ganin kwafin ƙaramin-ido pygmy shark:
Carcharhiniformes
Wannan rukunin ya haɗa da nau'ikan kifayen 200, daga cikinsu akwai sanannun, kamar su guduma shark (sphyrna lewini). Dabbobin mallakar wannan oda da na gaba tuni da fin fin. Wannan ƙungiya, haka ma, ana siyanta ta hanyar samun madaidaiciyar hancin, babban faffadan bakin da ke shimfidawa sama da idanuwa, wanda ƙananan idonsa ke aiki azaman membrane mai nuna alama kuma tsarin narkar da abinci yana da karkace hanji bawul.
O Tiger shark (Galeocerdo cuvier) yana ɗaya daga cikin sanannun nau'ikan kifayen kifayen, kuma, a cewar ƙididdigar harin kifin, yana ɗaya daga cikin hare-haren shark na yau da kullun, tare da lebur-kai da fararen kifin. Tiger sharks suna rayuwa a cikin tekuna masu zafi ko yanayin zafi da tekuna a duniya. Ana samuwa a kan shiryayye na nahiyar da kan reef. Suna rayuwa tare da oophagia.
O crystal-baki cation (Galeorhinus Galeus) yana zaune a cikin ruwan da ke wanka da yammacin Turai, Afirka ta yamma, Kudancin Amurka, gabar yamma ta Amurka da kudancin Australia. Sun fi son wuraren da ba su da zurfi. Waɗannan su ne nau'ikan kifin kifin sharkaf, waɗanda ke da zuriya tsakanin 20 zuwa 35. Su ƙananan ƙananan kifayen kifin ne, masu aunawa tsakanin santimita 120 zuwa 135.
Sauran nau'ikan carcharhiniformes sune:
- Shark mai launin toka (Carcharhinus amblyrhynchos)
- Shark mai gemu (leptocharias mai rauni)
- Sharlequin shark (Ctenacis fehlmanni)
- Scylliogaleus quecketti
- Chaenogaleus macrostoma
- Microstoma na jini
- Snaggletooth Shark (hemipristis elongata)
- Shark tip na azurfa (Carcharhinus albimarginatus)
- Shark mai kyau (Carcharhinus perezi)
- Shark na Borneo (Carcharhinus borneensis)
- Shark jijiya (Carcharhinus cautus)
Kwafin a hoton shine a shark guduma:
laminforms
Kifayen kifin Lamniform sune nau'ikan kifin da suke da shi fikafikan dorsal guda biyu da fin tsintsiya daya. Ba su da kumburin ido, suna da bude gill guda biyar da spiracles. Bawul ɗin hanji yana da sifar zobe. Yawancinsu suna da dogon hanci kuma buɗe bakin yana zuwa bayan idanu.
Mai ban mamaki goblin shark (Matsukurina owstoni) yana da rarraba duniya amma ba daidai ba. Ba a rarraba su ko'ina cikin tekuna. Mai yiyuwa ne ana samun wannan nau'in a wurare da yawa, amma bayanan sun fito ne daga kamawar bazata cikin tarun kamun kifi. Suna rayuwa tsakanin zurfin mita 0 zuwa 1300, kuma suna iya wuce mita 6 a tsayi. Ba a san nau'in haifuwarsa ko ilimin halitta ba.
O sharhin giwa (cetorhinus maximus) ba babban mai farauta ba ne kamar sauran kifayen da ke cikin wannan rukunin, yana da girma, nau'in ruwan sanyi wanda ke ciyarwa ta hanyar tacewa, yana ƙaura kuma ana rarraba shi a cikin tekuna da tekuna na duniya. Al’umman wannan dabbar da aka samu a Arewacin Pacific da Arewa maso Yammacin Atlantika suna cikin haɗarin halaka.
Sauran nau'in sharks na Lamniformes:
- Kifin shark (Taurus Carcharias)
- Tricuspidatus carcharias
- Shark na kada (Kamoharai Pseudocarcharias)
- Babban Bakin Shark (Maganar gaskiya)
- Pelagic fox shark (Alopias pelagicus)
- Babban kifin fox shark (Alopias superciliosus)
- Farin shark (Carcharodon karkara)
- Shark mako (Isurus oxyrinchus)
A cikin hoton za mu iya ganin hoton hoton sharrin peregrine:
Orectolobiform
Nau'o'in shark na Orectolobiform suna rayuwa a cikin ruwan zafi ko ruwan zafi. Suna halin kasancewa da ciwon tsuliyar tsutsa, tsintsiya biyu ba tare da kashin baya ba, da karamin baki dangane da jiki, tare da hanci (kwatankwacin lamuran hanci) waɗanda ke sadarwa da baki, gajeren baki, dama a gaban idanu. Akwai nau'o'in sharks na orectolobiform guda talatin da uku.
O Shark Whale (rhincodon typus) yana rayuwa a duk tekuna na wurare masu zafi, na ƙasa da ɗumi, gami da Bahar Rum. Ana samun su daga saman zuwa zurfin kusan mita 2,000. Suna iya kaiwa tsawon mita 20 kuma suna yin nauyi fiye da tan 42. A duk tsawon rayuwarsa, kifin kifin kifi zai ci abinci iri daban -daban gwargwadon girma. Yayin da yake girma, abin ganima ma yana girma.
A gefen tekun Ostiraliya, a cikin zurfin zurfin (ƙasa da mita 200), za mu iya samun abubuwan shark kafet (Orectolobus halei). Galibi galibi suna zaune a cikin rairayin bakin teku ko wuraren duwatsu, inda za a iya ɓoye su cikin sauƙi. Dabbobi ne na dare, suna fitowa ne kawai daga faɗuwar rana. Yana da nau'in viviparous tare da oophagia.
Sauran nau'in shark na orectolobiform:
- Cirrhoscyllium expolitum
- Parascyllium ferruginum
- Chiloscyllium arabicum
- Bamboo Gray Shark (Chiloscyllium griseum)
- Shark makaho (brachaelurus waddi)
- Nebrius mai girma
- Zebra Shark (Stegostoma fasciatum)
Hoton yana nuna kwafin shark kafet:
Heterodontiform
Nau'o'in shark heterodontiform sune kananan dabbobi, suna da kashin baya akan dorsal fin, da fin dubura. A kan idanu suna da ƙyalli, kuma ba su da membrane mai nuna alama. Suna da ramuka biyar na gill, uku daga cikinsu akan fikafikan pectoral. Shin hakora iri biyu, gindin kaifi yana da kaifi kuma mai kaifi, yayin da gindin bayan gida yake da fadi da fadi, yana hidimar nika abinci. Su kifayen kifaye ne.
O shark horn (Heterodontus francisci) yana ɗaya daga cikin nau'ikan 9 na wannan tsari na sharks. Yana zaune a duk gabar kudancin California, kodayake nau'in ya kai Mexico. Ana iya samun su a zurfin sama da mita 150, amma ya zama ruwan dare ana samun su tsakanin zurfin mita 2 zuwa 11.
Kudancin Australia, da Tanzania, suna zaune a cikin tashar jiragen ruwa jackson shark (Heterodontus portusjacksoni). Kamar sauran kifin sharks, suna rayuwa a cikin ruwa kuma ana iya samun zurfinsa har zuwa mita 275. Hakanan ba dare bane, kuma da rana ana ɓoye shi a cikin murjani na murjani ko wuraren duwatsu. Suna auna kusan santimita 165 a tsayi.
Sauran nau'in shark heterodontiform sune:
- Babban kifin shark (Heterodontus Galeatus)
- Shark Kakakin Japan (Heterodontus japonicus)
- Shark horn na Mexico (Heterodontus mexicanus)
- Shark Kakakin Oman (Heterodontus omanensis)
- Sharp Horn na Sharp (Heterodontus haka)
- Shark horn na Afirka (Straw heteroodontus)
- Zebrahorn Shark (zebra heteroodontus)
Shawara: Dabbobi 7 mafi ƙarancin ruwa a duniya
Shark a cikin hoton shine misalin shark horn:
Hexanchiforms
Mun ƙare wannan labarin akan nau'ikan kifin tare da hexanchiformes. Wannan tsari na sharks ya haɗa da mafi yawan jinsunan rayuwa, wadanda shida ne kawai. Siffar su tana da ciwon fin dorsal guda ɗaya tare da kashin baya, buɗaɗɗen gill guda shida zuwa bakwai kuma babu ɓoyayyen ɓoyayyiyar idanu.
O shark maciji ko sharrin eel (Chlamydoselachus anguineus) yana zaune a tekun Atlantika da tekun Pacific ta hanyoyi daban -daban. Suna rayuwa a matsakaicin zurfin mita 1,500, kuma mafi ƙarancin mita 50, kodayake galibi ana samun su a cikin kewayon tsakanin mita 500 zuwa 1,000. Yana da nau'in viviparous, kuma an yi imanin cewa yin ciki na iya wuce tsakanin shekara 1 zuwa 2.
O babban kifin shanu mai ido (Hexanchus Nakamurai) an rarraba shi sosai a kan duk tekuna masu zafi ko yanayi masu zafi, amma kamar yadda aka yi a baya, rarraba shi yana da bambanci iri -iri. Wani nau'in ruwa ne mai zurfi, tsakanin mita 90 zuwa 620. Yawanci sun kai tsawon santimita 180. Suna da ovoviviparous kuma suna kwance tsakanin zuriya 13 zuwa 26.
Sauran sharks na hexanchiform sune:
- Afirka ta Kudu eel shark (Chlamydoselachus na Afirka)
- Shark guda bakwai (Heptanchia perlo)
- Shark Albacore (Hexanchus griseus)
- Karen mayya (Notorynchus cepedianus)
Karanta kuma: Dabbobi 5 masu hatsarin ruwa a duniya
A cikin hoton, kwafin shark maciji ko eel shark:
Idan kuna son karanta ƙarin labarai makamantansu Nau'in Shark - Dabbobi da Halayensu,, muna ba da shawarar cewa ku shiga ɓangaren Curiosities na duniyar dabbobi.