Jellyfish

Kusan a bayyane, suna ratsa cikin teku kuma sun ƙunshi kusan ruwa kawai: jellyfish suna cikin dabbobi mafi ban mamaki a duniya.

halaye

Menene kamannin jellyfish?

Jellyfish na cikin cnidaran phylum da yanki na coelenterates. Jikinka ya ƙunshi nau'i biyu ne kawai na sel: wani waje wanda ke rufe jiki da kuma na ciki wanda ke layin jiki. Akwai taro na gelatinous tsakanin yadudduka biyu. Wannan yana tallafawa jiki kuma yana aiki azaman ajiya don iskar oxygen. Jikin jellyfish shine kashi 98 zuwa 99 na ruwa.

Mafi ƙarancin nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i millimeters a diamita, mafi girma fiye da mita masu yawa. Jellyfish yawanci kallon laima-siffa daga gefe. Sanda na ciki ya fito daga kasan laima, a gefensa akwai bude baki. Tanti na al'ada ne: Dangane da nau'in, 'yan santimita kaɗan ne masu tsayi har zuwa mita 20. Jellyfish na amfani da su don kare kansu da kama ganima.

An sanye da tantunan da har zuwa 700,000 ƙwayoyin cuta, daga cikinsu dabbobin za su iya fitar da guba mai gurɓatacce. Jellyfish bashi da kwakwalwa, sai dai sel masu azanci da ke cikin layin tantanin waje. Tare da taimakonsu, jellyfish na iya fahimtar abubuwan motsa jiki da sarrafa ayyukansu da halayensu. Wasu nau'ikan jellyfish kawai, irin su akwatin jellyfish, suna da idanu.

Jellyfish yana da kyakkyawar ikon sake haɓakawa: idan sun rasa tanti, alal misali, yana girma gaba ɗaya.

Ina jellyfish ke zama?

Ana iya samun Jellyfish a duk tekuna na duniya. Mafi sanyin teku shine, ƙarancin nau'in jellyfish daban-daban akwai. Jellyfish mafi guba yana rayuwa galibi a cikin tekuna masu zafi. Jellyfish suna rayuwa ne kawai a cikin ruwa kuma kusan na musamman a cikin teku. Duk da haka, wasu nau'o'in daga Asiya suna gida a cikin ruwa mai tsabta. Yawancin nau'in jellyfish suna rayuwa ne a cikin ruwa mafi girma, yayin da ake iya samun jellyfish mai zurfin teku a zurfin har zuwa mita 6,000.

Wadanne nau'ikan jellyfish ne akwai?

Kimanin nau'ikan jellyfish 2,500 daban-daban an san su zuwa yau. Mafi kusa dangi na jellyfish sune, alal misali, anemones na teku.

Shekara nawa jellyfish ke samun?

Lokacin da jellyfish ya haifar da zuriya, tsarin rayuwarsu yakan cika. Tanti na ja da baya kuma abin da ya rage shine jelly disc, wanda sauran halittun teku ke ci.

halayyar

Ta yaya jellyfish ke rayuwa?

Jellyfish suna cikin mafi dadewa halittu a duniya: sun kasance suna zaune a cikin teku tsawon shekaru miliyan 500 zuwa 650 kuma ba su canza ba tun lokacin. Duk da sauƙin jikinsu, su ne masu tsira na gaskiya. Jellyfish suna motsawa ta hanyar kwangila da sakin laimansu. Wannan yana ba su damar matsawa zuwa sama a kusurwa, kama da squid, ta amfani da nau'in ka'idar sake dawowa. Sai su koma kasa kadan.

Jellyfish suna fuskantar magudanan ruwan teku kuma galibi suna barin kansu a ɗauke su. Jellyfish mafi sauri shine giciye jellyfish - suna komawa baya da nisan kilomita 10 a cikin awa daya. Jellyfish suna farauta tare da tanti. Idan aka kama ganima a cikin tantunan, ƙwayoyin da ke damun su “sun fashe” kuma su jefa ƙananan allura a cikin wanda abin ya shafa. Guba mai gurɓataccen guguwa yana shiga cikin abin ganima ta cikin waɗannan ƙananan garkunan guba.

Dukkanin tsarin yana faruwa a saurin walƙiya, yana ɗaukar ɗari-dubu na daƙiƙa ɗaya kawai. Idan mu ’yan Adam suka yi hulɗa da jellyfish, wannan gubar ta ƙonawa tana ƙonewa kamar ƙoƙon ƙwaya, kuma fata ta zama ja. Tare da yawancin jellyfish, irin su jellyfish mai ɗorewa, wannan yana da zafi a gare mu, amma ba haɗari sosai ba.

Duk da haka, wasu jellyfish suna da haɗari: misali Pacific ko Jafananci jellyfish. Mafi guba shi ne zartsin tekun Ostireliya, gubarsa na iya kashe mutane har ma. Yana da tantuna 60 masu tsayin mita biyu zuwa uku. Guba na abin da ake kira galle na Portuguese shima yana da zafi sosai kuma wani lokacin yana mutuwa.

Idan kun haɗu da jellyfish, kada ku taɓa tsabtace fata da ruwa mai daɗi, in ba haka ba, capsules na nettle zai fashe. Zai fi kyau a bi da fata tare da vinegar ko tsaftace shi da yashi mai laushi.

Abokai da maƙiyan jellyfish

Maƙiyan dabi'a na jellyfish sun haɗa da halittun teku daban-daban kamar kifi da kaguwa, amma har da kunkuru na hawksbill da dolphins.

Ta yaya jellyfish ke haifuwa?

Jellyfish yana haifuwa ta hanyoyi daban-daban. Suna iya haifuwa ta hanyar jima'i ta hanyar zubar da sassan jikinsu. Dukan jellyfish suna girma daga sassan. Amma kuma suna iya haifuwa ta hanyar jima'i: Sannan su saki kwayoyin ƙwai da ƙwayoyin maniyyi a cikin ruwa, inda suke haɗuwa da juna. Wannan yana haifar da tsutsa na planula. Yana jingina kanta zuwa ƙasa kuma ya girma zuwa abin da ake kira polyp. Yana kama da bishiya kuma ya ƙunshi kututture da tanti.

Polyp yana haifuwa ta hanyar jima'i ta hanyar tsinke mini jellyfish daga jikinsa, wanda ke girma zuwa jellyfish. Ana kiran canjin jima'i da haifuwar jima'i da canjin tsararraki.

care

Menene jellyfish ke ci?

Wasu jellyfish masu cin naman dabbobi ne, wasu kamar giciye jellyfish ne herbivores. Yawancin lokaci suna ciyar da ƙwayoyin cuta kamar algae ko plankton dabba. Wasu ma suna kama kifi. Dafin jellyfish ya shanye abin ganima sannan a kai shi cikin bude baki. Daga nan sai ya shiga ciki. Ana iya ganin wannan a cikin adadin gelatinous na wasu jellyfish. Yana cikin sifar dawakai guda huɗu masu siffar takalmi.

Tsayawa jellyfish

Jellyfish yana da matukar wahala a ajiye a cikin kifayen kifaye saboda koyaushe suna buƙatar kwararar ruwa. Hakanan zafin ruwa da abinci dole ne su kasance daidai don tsira.