Bulls ARE males, so there's no such thing as a "female bull." However, to answer the question, bulls have a penis and testicles, whereas a cow has a vagina, a uterus, and an udder.
"Girl bulls" don't exist. A bull is male, not either female or male, and a cow is female, not either male or female.
A male is called a 'bull' and a female a 'cow'
a female whale is a cow and male is a bull
The female is a Cow and the male is a Bull
A male alligator is known as a bull, a female alligator is known as a cow.
There is no such thing. Bull calves are male, never either male or female. Female calves are called heifer calves.
Beef cows are all female, because the proper term for a cow is a mature female that has already given birth at least once or twice.
Male = bull Female = cow
bull
the female is called: a cow the male is called: a bull
A cow. Male = bull Female = cow Castrated male = steer
there is no specific name or term for a male or female snake apart from its sex: male or female.