This is a dark curly hair emoji, which is specially used to assist and decorate other expressions (part of the human figures and body expressions in the "human & body" category). It is generally not used as an independent emoji, and sometimes simply refers to hair or It can be used alone for curly hair. The above content is more difficult to understand. Here is an example: How did
👨🦱 come from? In Unicode encoding, it is actually 👨 + 🦱 =
👨🦱.