Izinwele : bushelelezi, bukhali noma "ucingo". Ngokuyinhloko imhlophe, inezimpawu ezimnyama noma ezimnyama.

Usayizi (ukuphakama kuyabuna) : kusuka ku-25 cm kuye ku-30 ​​cm.

Isisindo : 5-6 kg (1 kg ngamasentimitha amahlanu ukuphakama lapho ibuna, ngokusho kweFédération Cynologique Internationale).

Ukwahlukaniswa kwe-FCI : N ° 345.

UJack Russell terrier ubizwa ngegama lomdali walolu hlobo, uMfundisi uJohn Russell owaziwa njengo "Jack" Russell ongazange ayeke impilo yakhe yonke, ngekhulu le-XNUMXth, ukuthuthukisa iFox Terriers enhle kakhulu yokuzibandakanya nothando lwakhe lwesibili ngemuva kukaNkulunkulu, ukuzingela ngama-hounds. Uwelile ngesineke futhi wakhetha amashumi eminyaka izinja ezikwazi ukuzingela umdlalo omncane (ikakhulukazi izimpungushe) emigodini yazo, ngaphezu kwama-hounds. Izinhlobo ezimbili zavela kulokhu kukhethwa: iParson Russell Terrier neJack Russell Terrier, eyokuqala yayiphezulu emilenzeni kunalena yokugcina.

UJack Russell ngaphezu kwakho konke uyinja yokuzingela, inja enhle kakhulu yokuzingela. Ukhaliphile, uyaphila, uyasebenza, futhi akajabuli ngokweqile. Uyayekelela imizwa yakhe: ukulandela amathrekhi, ukujaha izimoto, ukumba kaninginingi, ukukhonkotha… UJack Russell kungenzeka azingele ezinye izilwane zasendlini kanye nabantu. wayengahlangani kahle. Ngaphezu kwalokho, le nja encane ikholelwa ukuthi inkulu, inesibindi futhi ayinqikazi ukuphonsela inselelo nokuhlasela izinja ezinkulu.

IJack Russell inesikhathi sokuphila esingabhekwa njengeside uma kuqhathaniswa nezinye izinhlobo eziningi. Ngempela, ngokungabikho kwesifo, singaphila ngokwesilinganiso seminyaka eyishumi nanhlanu kanti abanye abantu baze bafinyelele eminyakeni yobudala engama-20.

Ukususwa kwelensi kanye nolwelwesi lwamehlo: lezi zifo ezimbili zamehlo zizalwe futhi zihlangene kuJack Russell. (1) Ukususwa kwelensi kwenzeka ngokwesilinganiso esiphakathi kweminyaka emi-3 nengu-6 ubudala futhi kuyabonakala esweni elibomvu, kugubuzele i-lens nokuthuthumela kwe-iris. Kubuhlungu kakhulu enjeni futhi ngokungabikho kokuhlinzwa ngokushesha kungaholela kwi-glaucoma kanye nokungaboni. IJack Russell ingenye yezinhlobo ezimbalwa lapho kutholakala khona ukuhlolwa kokuhlolwa kofuzo ukuthola abathwali boshintsho. I-cataract nayo ibonakala ngokufiphalisa okuphelele noma okuyingxenye kwelensi, okudala ukulahleka okuphelele noma okuncane kombono.

Izithulu: ucwaningo lukhombisile ukuthi lesi sifo singajwayelekile ukwedlula ukubikwa kwasekuqaleni (ukwanda kokungezwa okuhlangene kanye nokwakwamanye amazwe kwakungu-3,5% no-0,50% ngokulandelana), ukuthi kuzotholwa njengefa kubazali nokuthi kungahle kuhambisane umbala omhlophe wejazi lesilwane ngakho-ke ngama-pigmentation genes. (2)

Ukuhlukaniswa kwePatella: kungadala ukulimala kwemisipha, amathambo noqwanga ejoyintini. Ama-Bichons, ama-Bassets, ama-Terriers, ama-Pugs…, nawo athambekele kulesi sifo esivela kubalingiswa babo obuzuzwe njengefa (kodwa futhi obungahle bube sekwephuzeni kokuhlukumezeka).

I-Ataxia: lokhu kuphazamiseka kwesistimu yezinzwa kubangela ubunzima ekuxhumaniseni ukunyakaza futhi kuphazamise ikhono lesilwane lokuhamba. IJack Russell terrier neParson Russell terrier benzelwe i-cerebellar ataxia, ebonakala ngokulimala kwezinzwa ku-cerebellum. Kubonakala phakathi kwezinyanga ezimbili nezingu-2 futhi umthelela wayo kwikhwalithi yempilo yenja ukuthi iholela ngokushesha euthanasia. (9)

IJack Russell nayo inezimo ezithile zesifo se-myasthenia gravis, isifo seLegg-Perthes-Calvé nesifo iVon Willebrand.

Imisebenzi yale nja yokuzingela ibhekwa kabi ngabanikazi abaningi obekungafanele bathenge inja enjalo. Kuyiqiniso, imingxunya eminingi igcina ngokukhosela, ishiywe. Imfundo yakhe idinga ukuqina nokungaguquguquki, ngoba uyisilwane esihlakaniphile esivivinya umkhawulo waso… kanye nowabanye. Ngamafuphi, uJack Russell ubiza ngokweqile futhi kufanele agcinelwe umphathi onothando.