La ukuveliswa kwakhona kwentlanzi Yinkqubo ebangel’ umdla eyohluka ngokuxhomekeke kuhlobo oluthile nendawo ezihlala kuyo. Kukho iindlela ezahlukeneyo zokuzala ezivumela ezi zilwanyana ukuba ziqhubele phambili iintlobo zazo kwaye ziqinisekise ukusinda kwenzala yazo. Kule nqaku siza kuxubusha ngokweenkcukacha iindlela ezahlukeneyo zokuzala kweentlanzi, sibeka ugxininiso olukhethekileyo iintlanzi ezine-oviparous, ngaphezu kokukhankanya izilwanyana ze-viviparous kunye ne-ovoviviparous.
Iintlobo zokuzala kwiintlanzi
Iintlanzi zinokuzala ngeendlela ezahlukahlukeneyo kuxhomekeka kwindlela iimbumba ezikhula ngayo. Iindidi eziphambili zezi:
- Intlanzi ye-Oviparous: idiphozithi maqanda emanzini ukwenzela ukuchumisa ngaphandle.
- Intlanzi eViviparous: las umncinci Zikhula ngaphakathi emzimbeni kamama kwaye zizalwa sele ziphelele.
- Intlanzi ye-Ovoviviparous: Los maqanda Zigcinwa kumzimba kamama de ziqanduselwe.
- Intlanzi yeHermaphroditic: Banamalungu okuzala kuzo zombini izini kwaye banokutshintsha isini ngokwe imeko kokusingqongileyo
- Intlanzi ye-Parthenogenetic: Zizala ngaphandle kwesidingo sokuchumisa kwinkunzi.
Ukuzaliswa kweentlanzi ezivuthayo
Uninzi lweentlobo de peces Bazala ngendlela i-oviparous, oku kuthetha ukuba iimazi zibeka amaqanda adityaniswa ngaphandle yindoda. Esi sicwangciso sokuzala siqhelekile kumanzi acocekileyo kunye neentlobo ezininzi zaselwandle.
ukuchumisa kwangaphandle
Iintlanzi ze-Oviparous zenza ukuchumisa kwangaphandle, oko kukuthi, ibhinqa idiphozithi maqanda yathi indoda iyekele eyakhe isidoda emanzini ukuwachumisa. Oku kunokwenziwa ngeendlela ezahlukeneyo, njengale:
- Ukushiya i maqanda edada emanzini.
- Ukuzincamathela ematyeni okanye kwizityalo zasemanzini.
- Ukuzingcwaba kwindawo engaphantsi kolwandle okanye esantini.
Ukukhuselwa kwamaqanda
Kwiimeko ezininzi, iintlanzi azikhathaleli maqanda emva kokubeka, ukubashiya kwinceba yendalo kunye namarhamncwa. Nangona kunjalo, ezinye iintlobo zineendlela zokukhusela, ezinje:
- Ukwakhiwa kweendlwane ze-bubble, iimpawu ze-betta fish.
- Ukusetyenziswa kwamabhastile okanye iminatha kwiindawo ezihlala emanzini ukunqanda maqanda iqwengwe.
- Ukuqhawuka komlomo, apho i maqanda Zikhuselwe emlonyeni womzali de ziqandusele.
Ukuveliswa kweentlanzi ze-viviparous
Iintlanzi zeViviparous, ezifana guppies kunye mollys, zinendlela yokuzala efana neyezilwanyana ezanyisayo. Ukuchumisa kwenzeka ngaphakathi emzimbeni kamama, apho i Iimbumba phuhla kude kube ngumzuzu wokuzalwa.
Iinzuzo zale nkqubo ziquka izinga eliphezulu lokusinda kwi umncinci, ekubeni bezalwa benobukhulu kunye nophuhliso olufanelekileyo ukuzikhusela kumarhamncwa.
Ukuveliswa kweentlanzi ze-ovoviviparous
Iintlanzi ze-Ovoviviparous zidibanisa iimpawu zeentlanzi ze-oviparous kunye ne-viviparous. Kule meko, i maqanda Zigcinwa kumzimba kamama de ziqandusele kanye ngaphambi kokuzalwa. Iintlanzi ezisebenzisa le ndlela ziquka iindidi ezifana nokrebe omkhulu omhlophe kunye ne-manta ray.
Hermaphroditism kwiintlanzi
Ezinye iintlobo de peces, njenge Intlanzi yeserano, bayakwazi ukutshintsha isini kubo bonke ubomi babo. Kukho iintlobo ezimbini eziphambili ze-hermaphroditism kwiintlanzi:
- Ngaxeshanye hermaphroditism: Intlanzi inamalungu asebenzayo kunye nabasetyhini ngaxeshanye.
- Ulandelelwano lwe-hermaphroditism: Intlanzi iqala ubomi njengendoda kwaye emva koko ibe yimazi (proterandric) okanye ngokuphambeneyo (iproterogynous).
Ukufuduka kokuzala kwiintlanzi
Ezinye iintlobo de peces Bathatha uhambo olude ukuze bavelise kwakhona. Umzekelo ngulo we isalmon, ezalelwe kumanzi acocekileyo, ifuduka iye elwandle ize ibuyele emilanjeni ukuze izale. Omnye umzekelo yi-eel yaseYurophu, efuduka isuka emilanjeni isiya kuLwandle lwaseSargasso ukuze ikwazi ukuzala.
Ukuqonda ukuzala kweentlanzi kubalulekile kugcino lwe-aquarium yasekhaya kunye nolondolozo lweentlobo zasendle. Uhlobo ngalunye lokuvelisa lunikeza ezintle y imiceli mngeni yodwa ukuze kuphile inzala. Ukususela ekuchumeni kwangaphandle kwi-oviparous organisms ukuya kwi-viviparity kwezinye iintlobo, iintlanzi ziye zaqulunqa iindlela ezahlukeneyo zokuqinisekisa ukuba zihlala zihlala emanzini.