Ma'anar ƙamus na "artiodactyl mammal" dabba ce mai shayarwa wacce ke cikin tsari na Artiodactyla, wanda ya haɗa da ungulates masu yatsa, kamar alade, barewa, shanu, tumaki, awaki, da raƙuma. Artiodactyls ana siffanta su da yatsan yatsunsu masu ƙima a kowace ƙafa, waɗanda ke ƙarewa da kofato, da kuma tsarin narkewar abinci na musamman, wanda ke ba su damar fitar da abubuwan gina jiki daga kayan shuka masu tauri ta hanyar da ake kira rumination.