Cows and ewes are both members of the bovidae family, commonly referred to as livestock. Cows are typically larger than ewes and are used for their milk, meat, and hides. Ewes, on the other hand, are smaller and are primarily used for their wool and meat. The term 'cows and ewes' is often used to refer to the two animals collectively. The crossword solution for this term is 'SHES', which is an abbreviation for the plural form of 'SHEEP'.