Kalmar "Family Caviidae" tana nufin dangin rodents na haraji, wanda aka fi sani da cavies ko alade. Wannan iyali ya haɗa da nau'o'i da yawa na ƙanana, dabbobi masu shayarwa masu tsire-tsire waɗanda suka fito daga Kudancin Amirka. Ana siffanta su da zagayen jikinsu, gajerun ƙafafu, da rashin wutsiya da ake iya gani. Cavies sun shahara a matsayin dabbobi kuma ana amfani da su don binciken kimiyya.