Izinhlanzi ezindizayo ziyahluka kwezinye ngoba azazi nje kuphela ukuthi zingagxuma kanjani emanzini, kodwa futhi zindiza amamitha amaningana ngaphezu kobuso bayo. Lokhu kungenzeka ngenxa yesimo esikhethekile samaphiko. Lapho zivulwa, zisebenza njengamaphiko futhi zivumela inhlanzi ukuba indizele phezu kwamanzi isikhashana.
Zibukeka kanjani izinhlanzi ezindizayo?
Ukundiza izinhlanzi akuyona into engavamile emanzini. Le yinhlanzi enesimo esidala, umbala ompunga noluhlaza okwesibhakabhaka, kwesinye isikhathi inemigqa emnyama engabonakali. Umzimba ongenhla ubumnyama. Amaphiko angaba nombala othakazelisayo. Ngokungafani nama-subspecies, ayabonakala, ahlukahlukene, aluhlaza okwesibhakabhaka, aluhlaza okwesibhakabhaka futhi aluhlaza okotshani.
Kungani izinhlanzi ezindizayo zindiza?
"Isici" esiyinhloko salolu hlobo lwezinhlanzi yikhono lazo lokugxumela emanzini futhi lenze indiza ekhuphuka ngaphezu kobuso bayo. Ngasikhathi sinye, imisebenzi yendiza yathuthukiswa ngokuhlukile kuma-subspecies ahlukahlukene. Othile undizela phezulu, kanti omunye wenza izindiza ezimfishane kakhulu.
Ngokuvamile, izinhlanzi ezindizayo ziyakwazi ukuphakama zifike kumamitha amahlanu ngaphezu kwamanzi. Ibanga lendiza lingamamitha angama-50. Kodwa-ke, amacala aqoshwe lapho, ethembele emisakazweni ekhuphuka yomoya, njengenyoni, inhlanzi endizayo yandiza ibanga elifinyelela kumamitha angama-400! Ububi obukhulu bokundiza kwezinhlanzi ukungabikho kokulawulwa. Izinhlanzi ezindizayo zindiza zodwa zilandelana futhi azikwazi ukuphambuka enkambweni. Ngenxa yalokho, bafa ngezikhathi ezithile, baqhuzuka emadwaleni, ezinhlangothini zemikhumbi nezinye izithiyo.
Ukundiza kwezinhlanzi kungenzeka ngenxa yesakhiwo esikhethekile samaphiko aso we-pectoral. Esimweni esenzekile, ziyizindiza ezimbili ezinkulu, okuthi, lapho zigeleza ngomsele womoya, ziphakamise izinhlanzi. Kwamanye ama-subspecies, amanye amaphiko nawo abandakanyekile endizeni, nayo ehlelelwa ukusebenza emoyeni.
Ukuqala inhlanzi emanzini kunikeza umsila onamandla. Isheshisa ukusuka ekujuleni kuye phezulu, inhlanzi endizayo ishaya ngamandla ngomsila wayo emanzini, isize ngokunyakaza komzimba. Izinhlobo eziningi zezinhlanzi zigxumela emanzini cishe ngendlela efanayo, kodwa ezinhlotsheni eziguquguqukayo, ukugxumela emoyeni kuyaqhubeka nokundiza.
Izindawo ezindizayo zezinhlanzi
Iningi lezinhlanzi ezindizayo zihlala ezindaweni ezishisayo nasezindaweni ezishisayo. Izinga lokushisa lamanzi elifanele: 20 degrees Celsius ngenhla kweqanda. Kunezinhlobo ezingaphezu kwezingama-40 zezinhlanzi ezindizayo ezijwayelekile ePacific nase-Atlantic Oceans, oLwandle Olubomvu naseMedithera.
Izinhlanzi ezindizayo zingenza ukufuduka okude kakhulu. Ngenxa yalokhu, avele emanzini eRussia. Isibonelo, kube nezimo zokubanjwa kwezinhlanzi ezindizayo eMpumalanga Ekude.
Bonke abamele lolu hlobo bahlala emihlambini emincane ekujuleni okujulile. Ukuba kude kwendawo yokuhlala evela ogwini kuncike kakhulu ezinhlotsheni ezithile. Abanye abamele bagcina ogwini, abanye bakhetha amanzi avulekile. Ukudla kwezinhlanzi ezindizayo ikakhulukazi ama-crustaceans, ama-plankton nezinambuzane zezinhlanzi.
Ukundiza izinhlanzi nendoda
Izinhlanzi eziguquguqukayo zinenani le-gastronomic. Inyama yabo ihlukaniswa ngesakhiwo sayo esibucayi nokunambitheka okumnandi. Ngakho-ke, emazweni amaningi amukelwa njengokudla kwasolwandle. Ukudoba izinhlanzi ezindizayo kwenziwa ngaphandle kwebhokisi. Isithiyelo asilona udobo lwakudala, kodwa olula. Njengemvemvane, izinhlanzi ezindizayo zibhukuda ziye emthonjeni okhanyayo, lapho zikhishwa khona emanzini ngamanethi, noma kusetshenziswa ezinye izindlela zobuchwepheshe.
Izinhlanzi ezindizayo zisetshenziswa kakhulu eJapane. Lapha, kwenziwa i-tobiko caviar edumile ngayo, futhi inyama isetshenziselwa i-sushi nezinye izitsha zakudala zaseJapan.
