Interesting facts about African Buffaloes, Age and gender can be accurately determined by looking at a buffalo's horn. When compared to big adult males, females and younger males lack a protective hard shield at the base of the skull. The buffalo is a highly social animal that congregates in mixed herds of as many as 2,000 individuals. Within the social structure of each sex, males are superior to females. Subgroup members congregate in close quarters, sometimes even sleeping with their heads on