Phakathi kwezinhlanzi eziningi, kukhona lezo ezilandelela ukhokho lwazo kusukela ezikhathini zasendulo. Enye yalezi - arowana, inhlanzi, ngokusho kwezinsalela ezingasetshenziswa lapho kungaphethwa khona ukuthi wayehlala esikhathini seJurassic.
Ukubonakala kuka-Arowana
Ekuqaleni arowana - amanzi angenasawoti asendle inhlanziabangabomndeni wegama elifanayo. Lolu uhlobo olukhulu kakhulu, emvelweni lufinyelela usayizi wamasentimitha ayi-120-150. Ku-aquarium, izinhlobo ezahlukahlukene zikhula ngezindlela ezahlukahlukene, kepha zihlala okungenani isigamu semitha.
Kuyaphawuleka ukuthi inhlanzi ikhula ngokushesha okukhulu, ezinyangeni eziyisithupha umzimba wayo ubude ngo-20-30 cm.Isisindo senhlanzi sifinyelela ku-6 kg, ngokwesilinganiso cishe esingu-4.5 kg. Umzimba wakhe ufana neribhoni, njengenyoka, noma umzimba kadrako wasenganekwaneni.
Icindezelwe kakhulu kusuka ezinhlangothini, ngesimo sayo ibukeka njengensingo, ichopho layo ngumlomo. Inhlanzi ingagwinya inyamazane enkulu, njengoba umlomo uvuleka kakhulu. I-Antennae ikhula odebeni olungezansi; lapho ibhukuda, iqondiswa phambili.
Inhlanzi uhlobo lwakudala, lwakudala olungasaguquki futhi olungenamazinyo. Amaphiko e-pectoral mancane, kanti amaphiko endunu nomgogodla aqala ukusuka maphakathi nomzimba futhi ahlangana kahle emsileni ngaphandle kokuhlukanisa. Le "paddle" ivumela izinhlanzi ukuba zithole isivinini esikhulu.
Ezinhlotsheni zokuzalela, amaphiko ahlukene, kepha alwela eyodwa. Umbala wamaphiko kubantu abasha uvame ukukhanya, ube mnyama ngokuhamba kwesikhathi. Izikali ku waqanjwa inzima, inkulu kakhulu. Umbala ungahluka ngokuya ngohlobo. Ukuhlukahluka okungokwemvelo kombala osiliva, abantu abasha bane-blue sheen.
Indawo yokuhlala i-Arowana
U-Arowana, odabuka eNingizimu Melika, uhlala emachibini amachibi emifula efana ne-Amazonka, i-Oyapok, i-Essequibo. Yethulwe eNyakatho Melika, futhi itholakala kwezinye izifundazwe zase-United States.
Imifula yaseNingizimu China, iVietnam neBurma phambilini bekuyindawo yokuhlala yezinhlobo ezibiza kakhulu ze-arowana, kepha manje, ngenxa yezimo zezinhlanzi eziwohlokayo, icishe iphele lapho, futhi ifuyelwa emachibini nasemadamu. Amachibi aseGuyana ayikhaya le-arowana emnyama neqiniso. Izinhlobo ezahlukahlukene zenziwa eningizimu-mpumalanga ye-Asia Asian arowana, uhlala lapho emifuleni ethulile.
Ngaphansi kwezimo zemvelo, izinhlanzi zikhetha izindawo ezizolile lapho i-current ingenamandla. Ikhetha izindawo ezingasogwini, iziziba zemifula namachibi athule anezinga lokushisa elinethezekile: 25-30 C⁰. Lapho imifula emikhulu ichichima, i-arowana ingena futhi ihlale emahlathini asezikhukhuleni, emanzini angajulile. Kungabekezelela kalula ukusuthiswa komoya-mpilo obuthakathaka emanzini.
Ukunakekelwa nokugcinwa kwe-Arowana
Ngoba arowana inhlanzi enkulu-ke i-aquarium udinga enkulu. Umuntu ongaba ngamasentimitha angama-35 ngosayizi udinga okungenani amalitha angama-250 amanzi. Ngokuvamile, i-aquarium enkulu, iba ngcono.
Ukufuduswa okulungile kungama-800-1000 amalitha. Kumele okungenani ibe yimitha elilodwa nengxenye ubude nengxenye yemitha ukuphakama. Kuyadingeka ukuhlomisa i-aquarium ngesembozo se-opaque, ngoba ngokwemvelo ama-arowans agxuma aphume emanzini nge-1.5-3 metres ukuze abambe isinambuzane noma inyoni encane.
Ukukhanya kwe-aquarium akufanele kuvulwe ngokuzumayo, kepha kuvuleke kancane kancane ukuze izinhlanzi zingesabi. Okwe-aquarium, ama-arowans ancoma ukukhetha i-plexiglass, enamandla kunaleyo elula, futhi, ngokufanele, iphephile ekugcineni inhlanzi enkulu futhi eqinile.
Ukuhlanza amanzi, udinga isihlungi esihle, esinamandla, udinga ukuhluza inhlabathi bese ushintsha ikota lamanzi masonto onke. Kulezi zinhlanzi, izinga lokushisa lifanelekile, njengasendle: 25-30 C⁰, ngobulukhuni buka-8-12⁰ kanye ne-asidi engu-6.5-7pH. Amanzi ane-alikhali aphikisiwe ku-arowane, izinhlanzi zingagula.
Akudingekile ukutshala izitshalo ku-aquarium enama-arowans, zingenza kalula ngaphandle kwazo. Kepha, uma uwasebenzisa, kungcono ukhethe ngohlelo lwempande oluqinile, uqinise iziqukathi ezinezitshalo ezansi, uma kungenjalo izinhlanzi zizodabula futhi zidle zona.
Izinhlobo ezahlukene ze-arowana zidla ngokuhlukile. Ngokwemvelo, ibamba izinhlanzi, izinambuzane ezindiza phezu kwamanzi futhi ezintanta ngaphezulu, izinkalankala, izilwane eziphila ezweni nasemanzini. Kepha ezimweni ze-aquarium, ungamphakela inyama, inhlanzi encane, imfanzi, izinambuzane ezomile neziphilayo nokudla okukhethekile.
Ungabamba izintethe, amakhilikithi, amaxoxo nezinye izinambuzane ngenhlanzi, kepha kungcono ukuthenga ezitolo zezilwane, ngoba emvelweni ezinye izinambuzane zingatheleleka ngezifo ezidluliselwa ezinhlanzini. Ukusheshisa ukukhula, ungasebenzisa inhliziyo yenkomo, lapho kususwa khona izingqimba ezinamafutha ezingadliwe nge-arowana.
Izilwane ezifuywayo zingathatha ukudla ezandleni zomnikazi, njengoba zikhombisa izimpawu zobuhlakani, ziyabazi abondli bazo futhi azizesabi. Ngokusho kwabanikazi be-arowan, lezi zinhlanzi zihlakaniphe impela. Ngaphezu kobuhlakani, ama-Arowans nawo anikezwa ukubaluleka okuthile kuFeng Shui - kukholelwa ukuthi aletha inhlanhla ebhizinisini.
Izinhlobo ze-Arowana
Njengamanje, kunezinhlobo ezingaba ngu-200 zalezi zinhlanzi, zonke zihlukahlukene, futhi zinhle kakhulu, njengoba kungahlulelwa ngazo isithombe arowana... Ake sikhulume ngezinhlobo ezithandwa kakhulu.
Isilivere arowana okokuqala ngasemfuleni i-Amazon, inhlanzi enkulu kakhulu efinyelela kumasentimitha angama-90 ubude ekuthunjweni. Kulezi zinhlobo, umphetho we-caudal ne-dorsal uhlangana ube munye okwe-wedge. Umbala wezikali uyisiliva. Izinhlobonhlobo ezingabizi kakhulu.
Esithombeni, izinhlanzi zesiliva ze-arovan
Platinum Arowana incane, ikhula ize ifike kumasentimitha angama-40. Ikuphela kwe-arowan enombala olingana ngokuphelele. Ezimweni ze-aquarium, le nhlanzi yathuthukisa i-squint, manje eseyinto yalolu hlobo.
Esithombeni, izinhlanzi ze-arowana platinum
Arowana Giardini noma iparele, lingafika kumasentimitha angama-90. Le nhlanzi ivela eNew Guinea nase-Australia. Umbala omuhle ufana nezinhlobonhlobo ze-platinum.
Esithombeni arovana giardini
Ukuzala kanye nesikhathi sokuphila
Ngokwemvelo, izinhlanzi zizala ngokuqala kwezikhukhula, ngoDisemba-Januwari. Eyeduna iqoqa amaqanda azalisiwe bese iwagcina emlonyeni wayo izinsuku ezingaba ngu-40. Izibungu ezinama-yolk sacs nazo azikhishelwa ngaphandle, futhi kuphela lapho izingane zikwazi ukuzondla, ubaba okhathalelayo uyakhululeka emisebenzini yakhe. Lokhu kuthatha cishe izinyanga ezimbili.
Kunzima ukufuya le nhlanzi ekhaya, imvamisa kwenziwa izinhlangano ezinkulu, izindawo zokugcina izingane "lapho uhlala khona" ama-arowanas. Amafry asevele esekhulile ahlinzekwa ezweni lethu. U-Arowana uhlala isikhathi eside kakhulu - iminyaka engu-8-12.
Intengo ye-Arowana nokuhambisana nezinye izinhlanzi
Njengoba inhlanzi inkulu futhi idla inyama, akunangqondo ukuyigcina nezinhlanzi ezincane, ngaphandle uma kuhlelwe ukuzondla nge-arowane. Izinhlanzi azithandi abamele izinhlobo zazo, futhi zizolwa njalo.
Kungcono ukuyigcina iyodwa, noma, uma ithangi likhulu, ukufaka lapho izinhlanzi ezinkulu ezidlula ubukhulu be-arowana. Ungangeza futhi izinkanyezi nezinye izinhlanzi zekati, upholi wezinhlanzi, isikali. Kepha, kulokhu, akunakulungiswa ukuthi indlala ye-arowna ivunyelwe, ngoba uzoqala ngokushesha ukuzingela wonke umuntu ongena emlonyeni wakhe omkhulu.
Akuwona wonke umuntu okwazi ukuthenga i-arowan - kubhekwa njengezinhlanzi ezibiza kakhulu ze-aquarium. Intengo ye-Arowana izinhlobo ezahlukahlukene ziyahlukahluka kakhulu futhi zihlala ziphakeme kakhulu. Izinhlanzi zingabiza kusuka kuma-ruble ayizinkulungwane ezingama-30 kuye kwezingu-200.
