The mark consists of A sunset orange circle that features the side profile of a lion facing right. This image of a lion is set in white. The lion's mane is represented by alternating white and orange sloped segments. The underside of the lion's jaw is orange with the rest of his face set in white. His eye is in the shape of a bell curve also set in orange. The word Volunteer is in all capital letters and set in sunset orange. The word Volunteer is in a downward sloped semi-circle over the sunset orange circle containing the lion. The words Brookfield Zoo Chicago are in all capital letters and set in black. The words Brookfield Zoo Chicago are in an upward semi-circle under the sunset orange circle containing the lion.