🐭 Mouse Face
The face of a mouse, a type of rodent that is often kept as pets. The mouse face emoji probably enjoys cheese but doesn't enjoy being chased by cats.
Poor as a church mouse or to play cat and mouse with someone. Can also refer to someone who is small, quiet and unobtrusive.
🖱️ Computer Mouse
Emoji shows a white or black computer mouse with three-button operation (Apple only with one button). Can be used for general computer work.