Wearable biological sensor

FIG. 1 is a perspective view of a wearable biological sensor, showing our new design;

FIG. 2 is a front view of the wearable biological sensor;

FIG. 3 is a rear view of the wearable biological sensor;

FIG. 4 is a left side view of the wearable biological sensor;

FIG. 5 is a right side view of the wearable biological sensor;

FIG. 6 is a top view of the wearable biological sensor; and,

FIG. 7 is a bottom view of the wearable biological sensor.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. The shade lines shown represent surface shading and not surface ornamentation, color, or material type.