Is a girl called female?

Yes, "female" can be used to refer to a girl. "Female" is an adjective and noun used to describe an individual of the sex typically associated with giving birth and producing eggs. In the context of humans, it refers to women and girls. However, it's important to note that people may have their own preferred terms for their gender identity and how they wish to be referred to. It's always best to refer to someone by the name or pronouns they use for themselves.