What is girl keeps staring at me?

As an AI language model, I cannot determine if a girl is staring at you or not. However, if someone is constantly staring at you, it could be an indication of interest or curiosity. It is also possible that some people may stare without any specific reason or meaning behind it. It's essential to observe the person's body language and see if they give any other signs of interest or attraction. However, it's always best to approach the person and have a conversation with them to know their intentions better.