* Sometimes the term "cow" is used in a general way to refer to all kinds of cattle.
* In some cultures, cattle are traded in exchange for goods. Sometimes they are used as gifts given to the parents of a young woman a man desires to marry.
* In the Bible, the Jewish people used cattle for sacrifices, especially a certain type called the red heifer.
* A "heifer" is a cow that has not yet had a baby.
* An "ox" is a special type of bull that is used for agricultural work, like pulling a plow.