FIG. 1 is a front view of a mouse, as shown and described;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view thereof.

The broken lines showing of portions of the mouse are for the purpose of illustrating unclaimed portions. The broken line immediately adjacent to the bottom of the dial is for the purpose of illustrating an unclaimed boundary. The broken lines form no part of the claimed design. The portion between the boundary line and the surrounding unclaimed circle forms no part of the claimed design.