Incazelo nezici ze-jerboa
AmaJerboas yizilwane ezincelisayo ezingaphansi kohlelo lwamagundane, njengamagundane noma amahares. Bahlala cishe kuwo wonke ama-latitudes, kokubili ema-steppes nase-Arctic latitudes, bavame ukutholakala i-jerboa ehlane... Lokhu kukhuluma ngendlela enhle kakhulu yokuzivumelanisa nalesi silwane, esivivinywa ngokuziphendukela kwemvelo.
Jerboa Kungaba kuncane noma kube maphakathi, okungukuthi, ubukhulu bayo buyahlukahluka kusuka kumasentimitha amane kuya kumashumi amabili-nanhlanu kubantu abadala. Azikhuli neze.
Zinomsila omude ngokwanele ngosayizi womzimba wazo, ongahlukahluka, kuya ngohlobo nobungako bomuntu ngamunye, kusuka kumasentimitha ayisikhombisa kuye kumashumi amathathu nambili. Kaningi, ekugcineni komsila, banebhulashi elicaba, elenza imisebenzi yomsila wokuqondisa ngesikhathi sokugijima okusheshayo.
Inhloko ye-jerboa imvamisa inkulu; ngokumelene nesizinda sayo, intamo yesilwane cishe ayibonakali. Ukuma kwesifonyo kuthambile, nezindlebe zinkulu futhi ziyindilinga. Lesi simo sezindlebe sisebenza ekuqedeni ukushisa phakathi nokugijima okukhulu nokude. Kukhula izinwele ezincanyana ezindlebeni.
Ekhanda elikhulu lesilwane kunamehlo amakhulu. Umzimba umbozwe ngoboya obukhulu obukhulu futhi obuthambe kakhulu, imvamisa i-beige noma nsundu ngokukhanyayo. Ijerboa ingaba namazinyo ayishumi nesithupha kuya kwayishumi nesishiyagalombili emlonyeni wayo.
Ama-incisors ala magundane ayadingeka ngezinhloso ezimbili, okokuqala, ngokudla okuqinile, futhi, okwesibili, ukukhulula inhlabathi, lapho kudalwa izimbobo emhlabathini. Ngemuva kokuchoboza, basusa inhlabathi ngezidladla zabo.
IJerboa yezilwane ulala endle ebusika, cishe ekupheleni kukaSepthemba kuze kufike lapho iqhwa lisebenza khona ngoMashi. Ngenxa yokuthi ama-jerboas angabagijimi abanohlonze, anemilenze yangemuva enamandla kakhulu, futhi ubude bawo, uma kuqhathaniswa nengaphambili, kuye ngohlobo, bude bufike kane.
Esithombeni kukhona i-jerboa enkulu
Zimbalwa kuphela zazo ezihamba ngayo yonke imilenze emine, kodwa kuphela uma zingagijimi. Lapho begijima, ubude babo beqa bufinyelela kumamitha amathathu. Amathambo e-metatarsal emilenzeni yangemuva akhule ndawonye kusuka kokuthathu kuya kokunye ngenkathi yokuziphendukela kwemvelo, unyawo selube lude, futhi izinzwane ezisemaceleni ziye zancipha. Imilenze yangaphambili imifushane ngokungenakulinganiswa ngezipikili ezicijile nezinde.
Lapho zihamba ngesivinini esikhulu, umsila wazo usebenza njenge-thruster, futhi uyasiza nokulinganisela lapho ugxuma. Iqukethe nokugcinwa okunamafutha njengamakamela noma ama-possum, akuvumela ukuthi usinde ebusika kanye nezikhathi ezinzima.
Isiphathi serekhodi ngu i-jerboa enkulu, ithuthukisa isivinini esifinyelela kumakhilomitha angamashumi amahlanu ngehora. Kubuye kube ngobukhulu kunabo bonke. Ubude bayo, kufaka phakathi umsila, bufinyelela kwengxenye yemitha, futhi isisindo sayo sifinyelela kumagremu angamakhulu amathathu.
Lapho indawo yokuhlala iguquka ukusuka entshonalanga kuye empumalanga, umbala womzimba wama-jerboas uyashintsha, futhi usuka enyakatho uye eningizimu, ubukhulu bomzimba buyancipha, nezindlebe, kunalokho, ziba zinkulu.
IJerboa yisilwane sasebusuku, njengoba kukhonjiswa ngosayizi wezindlebe namehlo amakhulu. Amehlo amakhulu athola ukukhanya okwengeziwe, okusiza ukuthi uhambe ebumnyameni, futhi izindlebe zakho zingakusiza ukuthi uthole eminye imisindo.
Bashiya imingxuma yabo isigamu sehora ngemuva kokushona kwelanga, ubusuku bonke bezama ukuthola ukudla, behamba amakhilomitha ayisihlanu, futhi cishe ihora ngaphambi kokuntwela kokusa babuyela endaweni yokukhosela bayolala usuku lonke.
Izinhlobo nezinhlobo zemvelo
Izindlebe ezinde i-jerboa, isithombe asabalele enetheni, kunalokho mancane, afinyelela kumasentimitha angamashumi amabili nanhlanu anomsila, ubude bawo bungu-16 cm. Amehlo awo mancane kunalawo ezinye izinhlobo. Izindlebe zinde - zifinyelela phansi emuva emuva.
Ukwakheka kwamathambo azo kusikisela ukuthi lolu hlobo lwakudala impela, ngoba kunezinto eziningi zakudala. Indawo yokuhlala yalolu hlobo yizingwadule ezinezihlahlana ze-saxaul - iXinjiang ne-Alshani. Izilwane zifuna ukwazi kakhulu, zivame ukugibela ematendeni ziye kwabazulazulayo.
I-jerboa enkulu itholakala ezindaweni ezisemahlathini nasezindaweni ezisogwadule zaseWestern Siberia, eKazakhstan nakwezinye izindawo zaseMpumalanga Yurophu, e-Altai nase-Ob. Ama-jerboas amakhulu endle athwala izifo eziningi, ngokwesibonelo:
- i-tularemia;
- isifo;
- Umkhuhlane we-Q.
Okukhulu ama-jerboas asogwadule nabo bahlala, bachitha ubusuku emigodini, ngoba bangabemba abahle. Endle, cishe bonke bangabodwa, baxhumana nezihlobo zabo kuphela ngesikhathi sokukhwelana.
Esithombeni kukhona i-jerboa enezindlebe ezinde
Ukuzala kanye nesikhathi sokuphila
Ngemuva kokuphuma ebusika phakathi no-Mashi noma ekuqaleni kuka-Ephreli, inkathi yokuzalanisa ama-jerboas amakhulu iyaqala. Insikazi iletha udoti owodwa noma emibili ngonyaka, ngayinye enewundlu elilodwa kuya kwayisishiyagalombili.
Isikhathi sokukhulelwa singaphansi kwenyanga, cishe izinsuku ezingamashumi amabili nanhlanu. Ndawonye nonina, baphila isikhathi esingaphezu kwezinyanga ezimbili, bese behamba. Ngemuva kweminyaka emibili, bafinyelela ebusheni.
Isikhathi sokuphila endle, ngokwesilinganiso, sifushane kakhulu - kuyaqabukela singaphezu kweminyaka emithathu. Lokhu kungenxa yokuthi banezitha eziningi zemvelo; ekuthunjweni, isikhathi sabo sokuphila sikhula kakhulu.
Ukudla kwama-jerboas kufaka izimpande abazitholayo lapho bemba izimbobo, izithelo, imifino, izitshalo zezimpande, okusanhlamvu okusanhlamvu, kepha, ngaphezu kwalokho, kubuye nezikelemu, izibungu, izinambuzane ezingabanjwa. UJerboas usuka ekudleni kwemifino aye ekudleni kwezilwane kalula.
UJerboa ekhaya
Lapho kugcinwa ekuthunjweni, kuyadingeka ukwenza i-mink ye-jerboa, lapho angacasha khona kuwo wonke umuntu emini. Zihlanzekile impela i-jerboa eyenziwe ekhaya, uma noma kunjalo uthathe isinqumo ngaye, isilwane esihle kakhulu, wenza zonke "izindaba" zakhe ekhoneni elikude kakhulu.
Kubo, kubalulekile ukuba namanzi ahlanzekile ehhokweni, kanye nenani elanele lokudla. Njengaye amajezi asekhaya bathanda kakhulu okusanhlamvu, izithelo, imbewu yezitshalo, imvuthuluka yesinkwa, zonke izinhlobo zemifino, imifino, izinhlobo ezahlukahlukene zezinambuzane, isibonelo, izintethe, izimpukane, izimpethu nezinye.
Izithombe zeJerboa, ogcinwa esibayeni akuvamile, kepha akufanele ukwenze lokhu. AmaJerboas adinga ukugijima kakhulu, ngakho-ke uma ungakakulungeli ukuyivumela ukuba indize mahhala ebusuku, khona-ke kungcono ukuthi ungayiqali nakancane.
