Daga cikin nau'o'in tsaunuka na gargajiya zamu iya haskaka abin da ake kira Dutsen Pyrenees, saboda tsananin kyawunsa da girman girmansa. Har ila yau, ana kiranta da Giant Dog na Pyrenees, an ce ya fito ne daga Tibet Mastiff ko Mastiff na Tibet, da kuma cewa an yi amfani da shi don kare garken da dukiyar makiyaya. Mai ƙarfi da nutsuwa, ya zama cikakke azaman kare kare kuma a matsayin dabbar dabba a lokaci guda.
An yi imanin cewa wannan nau'in ya isa Turai tare da mamayar Asiya da kuma fatake fatake waɗanda suka zauna a cikin Pyrenees na Spain. Tuni a cikin karni na sha huɗu, rubuce-rubuce sun bayyana a cikin abin da suke magana game da wannan kare, kuma a cikin abin da aka bayyana cewa an yi amfani da shi don kare ƙauyukan Foix, Orthez da Carcassonne. Hakanan yayi aiki azaman kare kare kuma yana kiyaye garken garken. Hakanan an yi imanin cewa ya yi aiki tare da sojojin Faransa a lokacin Yaƙin Duniya na II ta hanyar jigilar fakitoci da kuma ɗaukar saƙonni.
Koyaya, a baya, a karni na goma sha bakwai, wannan kare yana jin daɗin rarrabe na musamman, tunda Sarki Louis XIV ya bashi kyautar Royal Dog. A saboda wannan dalili ya zama dabbar dabbar gidan sarauta da masu martaba. A ƙarshe, fitowar hukuma ta FCI (babbar ƙungiyar canine a duniya) za a yi a cikin 1955.
Game da halinsa, yawanci yana da nutsuwa da soyayya, kodayake ilhami na kariya yana kiyaye shi koyaushe. Ba shi da aminci ga baƙi kuma yana da ɗan taurin kai, wanda hakan ya sa horarwar tasa ta kasance da ɗan rikitarwa. Yawancin lokaci yana gabatar da daidaitattun halaye, kodayake saboda wannan kuna buƙatar kyakkyawan kwazo na motsa jiki a waje.
Dutsen Pyrenees yana neman zama mai zaman kansa, amma kuma yana jin daɗin kasancewa tare da danginsa. Bugu da kari, yana da mahimmanci a sanya shi cikin kwikwiyo, tunda ba koyaushe suke zama tare da sauran karnuka ba.