Dukanmu mun san, a karami ko mafi girma, aikin yabo wanda ake kira shiryar da karnuka. Ta hanyar horaswa mai yawa, wadannan dabbobin suna iya amfani da kwarewarsu ta ban mamaki don taimakawa makafi da masu gani sosai don gudanar da ayyukansu na yau da kullun. Koyaya, yan ƙalilan sun san asalin wannan sabis ɗin aboki, wata mace makiyayi Bajamushiya, majagaba ce.
Don sanin tarihinta dole mu koma ƙarshen ƙarni na XNUMX, musamman, zuwa adadi na Yusufu Reinguer, an haife shi a shekara ta 1775 kuma makaho ne tun yana ɗan shekara 17. Shi da kansa ya horar da karnukansa uku don taimaka masa, wani yunƙuri da aka ɗauka bayan shekaru 1827 a cikin rubuce-rubucensa daga Leopold Chimani na Australiya.
Koyaya, a baya Johann Wilkelm Kleim ya buga a Vienna, a cikin 1819, wani littafi wanda a ciki ya bayyana dabarun horar da karnuka masu jagora, dangane da waɗanda Resinguer suka gudanar shekarun baya. Wadannan ra'ayoyin zasu kasance cikin mantuwa har zuwa 1845, lokacin da Jamusawa Yakubu Birrer ya wallafa wani littafi wanda ya tattara dabarun da shi da kansa ya yi amfani da su wajen horar da karnukan jagora.
Abin da ya haifar da ci gaba a wannan fagen zai kasance yawan sojojin Jamusawa da suka makance yayin yaƙe-yaƙe na Yaƙin Duniya na .aya. Wannan ya sa Dr. Gerhard Stalling ya buɗe makarantar farko da aka sadaukar don horo daga cikin wadannan karnukan a shekarar 1916, a Oldenburg. Nasararsa za ta haifar da buɗe ƙarin makarantu uku a cikin Jamus, Württemberg, Potsdam da Munich.
Shekaru goma bayan haka, Dorothy Eustis mai koyar da karnukan agaji na Amurkawa Redio, wacce ke aiki a Switzerland, ta gano wannan cibiyar kuma ta rubuta makala ga jaridar Amurka. Labaran Safiyar Asabar game da shi, sanar da waɗannan dabarun horo. Labari yace zai shigo hannun Morris gaskiya, wani saurayi makaho Ba'amurke wanda ya ba Eustis shawarar cewa ya koya masa kare, wanda ya karɓa.
Don haka, a cikin 1928 Morris ya yi tafiya zuwa Switzerland don shiga cikin aikin, ya zama Ba'amurke na farko da ke da karniyar jagora ta hukuma. Wannan karen ya kasance aboki, mace mai ban mamaki Makiyayi makiyayi. A cikin bidiyo mai zuwa za mu iya ganin fa'idar horarwarsa da kyakkyawar alaƙar da ya yi da Morris.
Bayan wannan nasarar, Morris da Dorothy suka yanke shawara tare don kafa makarantar kare jagora ta farko a Amurka, wacce ke Nashville (Tenesse), da sunan Idon gani (Idanuwan da suke gani). Daga baya za su sake buɗe wani a cikin Morristown (New Jersey), wanda ya tanadi masaukin makafi da wuraren ba da horo a wuri ɗaya.