Karnuka galibi suna nuna halaye waɗanda za a iya cewa, a takaice dai, na musamman. Kyakkyawan misali shine dabi'ar lasa fitsarin wasu karnuka, wani abu gama gari a cikin wadannan dabbobi. Kodayake daga ra'ayinmu wani abu ne wanda ba shi da daɗi sosai, gaskiyar ita ce a gare su abin nuni ne da manufa mai ma'ana. Kuma ta hanyarsa suke samun bayanai game da wasu.
Don fahimtar duk wannan dole ne mu san wanzuwar vomeronasal sashin jiki ko sashin Jacobson, wanda karen ke amfani dashi lokacin da hancin sa ba zai iya gano bayanin ba. Tana cikin kashin amai, tsakanin baki da hanci, kuma aikinta shine sadar da wannan bayanin zuwa kwakwalwa, wanda dabba zai iya nazarin kwayoyin halittar da kwayoyin dake cikin fitsarin. Ta wannan hanyar, bincika idan ɗayan kare yana cikin zafi, jima'i, nau'in abincin da yake ci, da dai sauransu.
Sauran ra'ayoyin suna nuna a batun tsafta. A wasu lokuta, idan an raba puppy da wuri da mahaifiyarsa, sai ta sami wannan ɗabi'a a matsayin hanyar tsaftace shararta, wani abu kuma ya shafi na sauran karnuka.
Kamar yadda muka gani, yana da game cikakken dabi'a hakan na daga cikin halayyar zamantakewar wannan dabba. Saboda wannan, bai kamata mu tsawata wa karenmu yayin da yake gabatar da wannan dabi'a ba, tunda yana daga cikin dabi'arsa. Koyaya, akwai ƙananan nuances, kuma yana dogara da wasu dalilai yana iya zama cutarwa a gare shi.
A ka'ida, idan kare ya kiyaye jadawalin rigakafin sa har zuwa yau kuma baya fama da matsalolin lafiya, lasa fitsari wasu karnuka basa buƙatar haifar da wata damuwa. Koyaya, idan garkuwar jikinku ta raunana, kuna fuskantar haɗarin samun cuta ta fitsarin wasu. A irin wannan yanayi dole ne mu guji yin mu'amala kai tsaye da sharar wasu dabbobi.