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Iimpungutye ezibhabhayo

Amalulwane aneziqhamo anxulumene namalulwane. Banegama labo ngenxa yokuba intloko yabo ifana nqwa nenja enempumlo eqhelekileyo.

iimpawu

Zikhangeleka njani iimpungutye eziphaphazelayo?

Iimpungutye ezibhabhayo zifana namalulwane ethu yaye, njengazo, zezezilwanyana ezanyisayo. Ngokuxhomekeke kwiintlobo, zilinganisa phakathi kwesithandathu kunye ne-40 yeesentimitha ukusuka entloko ukuya ezantsi. Imilenze yangaphambili enesikhumba samaphiko ifikelela kwisithuba seesentimitha ezingama-25 ukuya kwi-150 kwaye izilwanyana zinobunzima obuphakathi kwe-15 grams kunye nekhilogram enye.

Amalulwane aneziqhamo anentloko efana nenja kunye namehlo amakhulu awavumela ukuba abone kakuhle ngorhatya nasemiqolombeni. Kwakhona, zinevumba elimnandi kakhulu. Kwelinye icala, iindlebe zawo zincinane ngokwentelekiso yaye abeva njengamalulwane. Umsila mfutshane okanye awukho. Elinye lawona malulwane aziwa kakhulu eziqhamo lilulwane leziqhamo lomNayile. Ikwabizwa ngokuba yimpungutye ephaphazelayo yaseYiputa kwaye yeyeentlobo ezincinci:

Inobude obuziisentimitha ezili-15, inomsila oyi-1.5 yesentimitha ubude, kwaye amaphiko ayo aphakathi kwama-40 nama-60 eesentimitha. Nangona kunjalo, oku kuyenza ibe nkulu kakhulu kunamalulwane ethu okuzalwa. Ilulwane leziqhamo zeNayile lingwevu-mdaka ngasemva, umzantsi ucace gca ukuba khaphukhaphu. Iinkunzi zinkulu kunemazi.

Zihlala phi iimpungutye eziphaphazelayo?

Amalulwane atya iziqhamo ahlala kwimimandla ekweleenjiko neyeetropiki eAfrika, eAsia naseOstreliya. Apho kufumile kwaye kushushu.

Inye kuphela eyenza ikhethe: ilulwane leziqhamo lomNayile liyabhadula ukuya eYurophu amaxesha ngamaxesha. Nangona ubukhulu becala ifumaneka eAfrika, ukudlula eIran ukuya kutsho ePakistan, ikwahlala nakwisiqithi esikwiMeditera iSipro nakumazantsi eTurkey. Kumahlathi ashinyeneyo kuhlala iimpungutye ezibhabhayo kwimimandla etshisayo. Zihlala emithini nasematyholweni, apho zitya umungu kunye nencindi yeentyatyambo. Abanye, kubandakanywa nelulwane leziqhamo zeNayile, njengamalulwane ethu, bahlala behlala emiqolombeni okanye kumabhodlo, umzekelo kwiitempile zamandulo kunye namangcwaba aseYiputa. Kwiindawo ezifudumeleyo, zivela kwiindawo eziphakamileyo ukuya kwi-1600 yeemitha.

Zeziphi iindidi zeempungutye eziphaphazelayo ezikhoyo?

Kukho malunga nama-400 eentlobo ezahlukeneyo zamalulwane eziqhamo kwihlabathi jikelele. Ukongezelela kwilulwane ekuthiwa yiNile fruit bat, ezi ziquka ilulwane elikhulu laseIndiya, ilulwane elinempumlo ende, ilulwane elibomvu, ilulwane elikhulu, nelulwane elinolwimi olude. Ezinye iintlobo, ezifana nelulwane leziqhamo lomNayile, nazo zineentlobo ezininzi.

Ingaba amalulwane eziqhamo aneminyaka emingaphi?

Ayizizo zonke iimpungutye ezibhabhayo ezaziyo ukuba zingakhula kangakanani na. Noko ke, amalulwane eziqhamo zaseNayile athe ahlala elugcinweni lwabantu ayaziwa ukuba aphila iminyaka engama-22.

Ziphathe

Ziphila njani iimpungutye eziphaphazelayo?

Ngokuxhomekeke kwiintlobo, iimpungutye ezindizayo zihlala zodwa okanye kwiikholoni. Umzekelo, amalulwane aneziqhamo zaseNayile, ayathanda ukunxulumana kwaye ahlala ngokwamaqela afikelela kuma-2000 ezilwanyana.

Ngokungafaniyo namalulwane, uninzi lweempungutye ezibhabhayo azikwazi ukusebenzisa i-ultrasound ukuziqhelanisa. Nangona kunjalo, kukho iintlobo, ezifana nelulwane leziqhamo lomNayile, elithi, njengamalulwane ethu, likwasebenzisa i-echolocation ukuziqhelanisa. Zikhupha izandi kuluhlu lwe-ultrasonic, oluveliswa ngolwimi kunye nesandi njengokucofa kabini. Ezi zandi zibonakaliswa kwizinto okanye kwezinye izilwanyana ezifana ne-echo.

Amalulwane avelisa iziqhamo zomNayile ayawubona lo msindo aze ngaloo ndlela aqonde ngokuchanekileyo imiqobo aze abhabhe ngeenxa zonke kuwo. Nangona kunjalo, i-echolocation yabo ayisebenzi ngokugqibeleleyo njengamalulwane. Ngoko ke, amalulwane atya iziqhamo asebenzisa izivamvo zawo zokujoja namehlo awo, akwazi ukubona kakuhle naxa kurhatyela, ukuze abone indlela yawo.

Amalulwane amaninzi aneziqhamo, njengelulwane laseNayile, asebenza ngorhatya nasebusuku. Zivuka kuphela xa ilanga litshonile. Emva kwemizuzu engama-20 ukuya kwengama-40 emva kokutshona kwelanga baye banduluka ukuya kufuna ukutya. Emini, ubukhulu becala zilala ngokujinga phantsi ngemilenze yazo yangasemva emithini okanye kumngxunya wazo. Bane-tendon emlenzeni wabo okhawulezayo kwindawo xa iinzwane ziguquguquka. Yiyo loo nto iimpungutye ezibhabhayo zingawi kwisilingi.

Abahlobo kunye neentshaba zempungutye ephaphazelayo

Iintaka ezidla inyama ngokukodwa zinokuba yingozi kwiimpungutye ezibhabhayo. Noko ke, zikwazingelwa ngabantu kuba zigqalwa njengezinambuzane ezitshabalalisayo kumabhoma.

Zizala njani iimpungutye eziphaphazelayo?

Ixesha lokuzala kwamalulwane eNile endle liphakathi kukaJuni noSeptemba. Ixesha lokumitha lithatha iinyanga ezine kwaye lidla ngokuqala ngo-Oktobha ukuya kuDisemba okanye ngoJanuwari. Emva koko iimazi ezisemingxunyeni zidla ngokuzala intshontsho elinye kuphela. Kunqabile kakhulu ukuba bazale amawele.

Amalulwane asandul’ ukuzalwa esiqhamo somNayile abambelela kuboya bukanina yaye uwathatha kuyo yonke indawo. Xa emalunga neenyanga ezintathu ubudala, amalulwane amancinane eziqhamo zaseNayile ayakwazi ukubhabha ngokwawo. Njengazo zonke izilwanyana ezanyisayo, ziqale zincanywe ngunina. Emva kweenyanga ezine ukuya kwezintlanu, amantshontsho ayalunyulwa aze atye iziqhamo. Noko ke, badla ngokuhlala nonina de babe malunga nonyaka ubudala.

Zinxibelelana njani iimpungutye eziphaphazelayo?

Xa zothuswa kwiindawo ezihlala kuzo zize zibaleke, iimpungutye ezibhabhayo zinokukhupha isikhalo esikhulu.

UMary Allen

Ibhalwe ngu UMary Allen

Molo, ndinguMary! Ndiye ndakhathalela iintlobo ezininzi zezilwanyana zasekhaya ezibandakanya izinja, iikati, iihagu, intlanzi, kunye needragons ezineendevu. Ndikwanazo nezilwanyana zasekhaya ezilishumi ngoku. Ndibhale izihloko ezininzi kwesi sithuba kubandakanya indlela-tos, amanqaku olwazi, izikhokelo zokhathalelo, izikhokelo zohlobo, kunye nokunye.

Shiya iMpendulo

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