If mouse is
Within 3 body lengths (excluding tail) of the wall +1
Outside of 3 body lengths of wall -1
Behavior
Facing wall
Within 3 body lengths of wall +0.5
Outside 3 body lengths of wall +0.3
Facing the center of the cage
Within 3 body lengths of wall -0.3
Outside 3 body lengths of wall -0.5
Reaching on wall +0.7
Behaviors scored every 10 seconds. Final tally is the anxiety level of the mouse.