The antonym of the word female is male.
A bull is a male version a female cow is a COW
A "female cow" is a mature female bovine that has had at least one or two calves. A cow is only female, never either male or female.
A cow.
A cow's "female parent" is called the dam of said cow.
An old female cow is called an old cow, or a granny cow.
A female hippopotamus is called a cowA female hippo is called a cow.
A cow
The young female of a cow is called a heifer. A heifer is a female bovine that has not yet given birth to a calf.
A female camel is called a cow
A female dolphin is known as a "cow." You would not say a "cow dolphin" but rather just "cow" if you were talking about a female dolphin.
A female cow is called a "cow" - if it has not given birth it can be called a "heifer". Perhaps you were thinking of a "cow" called 'Daisey'.