Akwai wadanda suka tabbatar da cewa sun banbanta daban motsin zuciyarmu en yanayin fuskarka na kare. Dariya tana daya daga cikinsu.
Muna yawan ganin yadda ake kirkirar wani murmushi a fuskokinsu duk lokacin da suke wasa, tafiya ko shakatawa bayan tafiya, wani abu makamancin abin da yake faruwa a cikin mutane. An fara nazarin wannan gaskiyar ne ta hanyar masanin kimiyya Konrad Lorenz, wanda ya bayyana: "lokacin da yake murmushi, kare yana buɗe muƙamuƙinsa kaɗan kuma yana nuna harshensa kaɗan." Wannan shine abin da wannan wanda ya lashe kyautar Nobel a Magunguna ya tabbatar a cikin littafinsa "Mutum ya haɗu da kare", 2002.
Kwanan nan, a cikin 2011, sakamakon binciken ya jagoranci Farfesa Nicholas Dodman, daga Cummings School of Veterinary Medicine a Jami'ar Tufts (Massachusetts). Ya kammala da cewa waɗannan dabbobin za su iya fahimtar motsin rai da murmushi, yin fuska da leɓunansu. Ya kuma faɗi cewa suna da nasu abin dariya.
A gefe guda, masanin halayyar canine Patricia Simonet, daga Jami'ar Sierra Nevada (Amurka) ta yi nazarin "dariya" na karnuka ta amfani da makirufo masu ƙarfi, suna rikodin su yayin da suke wasa da juna. Ya lura da cewa jinkirin da suke yi ya banbanta lokacin da suke cikin nishadi, kasancewar sun fi karaya. 'Ga kunnen ɗan adam da ba shi da tarbiya, dariyar kare zai yi sauti mai kama da a hh, uwa«, Ya bayyana Simonet.
Idan muka lura sosai, zamu iya banbanta waɗannan dariyar da murmushin a cikin dabbobinmu. Za mu ga yadda yana shimfida lebe kuma yana daga kusurwa, bude baki da bayyana hakora da harshe. Duk suna tare da durƙusar gaba da saurin wutsiya. Zai nuna kansa kamar wannan musamman a lokacin wasan su tare da mu da kuma tare da wasu karnukan.