The bull skull has been a popular image in tattoos for many years, and it is still popular today. It has a strong, masculine look, and can be used to symbolize strength, courage, and independence. It can also be used to represent an animal spirit or power. The traditional bull skull tattoo is usually done in black and white, but can also be done in color. The bull skull can also be used to represent a warrior spirit, or a person's journey and life experiences.