Ukususela phakathi kwenkulungwane yeshumi elinesibhozo ukuya kwinkulungwane yeshumi elinesithoba, i-pug yayixhaphake kakhulu. Ngokukodwa phakathi kwezidwangube nakwihlabathi labasetyhini, i-pug yayixabiswa kakhulu ngabathandi bezinja. UDuke uAlexander von Württemberg, emva kokufa kwepug yakhe ethandekayo, wayala ngo-1733 ukuba amise isikhumbuzo kwipaki yenqaba yakhe yaseWinnental, eyayifanele ukuba ingqine kwinzala yeempawu zolu hlobo lwezinja.
Ngexesha lodumo lwayo, i-pug yayiyinto eqhelekileyo enomdla kubaculi. Akukho ngcaciso ichanekileyo malunga nemvelaphi yegama lolu hlobo. Emazantsi eJamani, igama elithi "moppen", "mopperin" okanye "moeppen" lithetha ukukrala, ukukrokra okanye ukujija ubuso, kwaye ke ngoko igama elithi "pug" lalithetha ukuvakalisa inja ngentetho engathandekiyo, enomsindo. Idatha kwilizwe le-pug nayo ayichanekanga. Bazisa iChina, kodwa neAfrika (iCape of Good Hope). Kukho nentelekelelo yokuba, ngokusekwe kwimilo yokakayi bayo, inokuqwalaselwa (eYurophu) inguqulelo encinci ye-bulldog encinci.