Bachelor herds are smaller than female herds.
Membership changes often. They maintain a distance between one another of about 3 meters which shows the great antagonism that is present at an early age in male impalas. They do practice reciprocal grooming though, a kind of social bonding behavior. Serengeti sudies on aggressive interactions between bachelors showed a largely linear rank hierarchy. All photos contained herein are copyrighted and are not to be reproduced for commercial use without John H. Fields' expressed permission.