The locals know who is who and who should be abducted, raped and killed. It is common knowledge between sects, tribes and peoples. They have been killing each other for eons. They only live in the 7th century. These scum are Israel’s neighbors and yet the world condemns Israel for lies that spread like wildfire.
No they don't wear signs but they do wear hats.
Muslims tend to wear hats that make it fairly easy for them to identify each other.
Different sects wear different types of hat that they have worn for centuries.