Cows are domesticated mammals used for meat, milk and leather production. There are a variety of synonyms for the term "cows". Interestingly, the term "cow" can also be used to refer to a female elephant, whale or seal in the animal kingdom. In the context of cattle and farming, "cattle" is often used to refer to the group of cows or bulls. Other synonyms for cows include "bovines", "heifers", "cows and calves", "dairy cows", "Holsteins", "Angus beef cattle", "Jersey cows", "Friesian cows", and "milk cows". Each of these synonyms has a specific context or use depending on the purpose of the discussion.