They live in groups called clans and the clan is under the leadership of the oldest female, the alpha female. Interestingly NFL Jerseys Wholesale , the females are dominant over the males and are heavier than them. The females genitalia are very masculinized which contributes to their being aggressive. Such sex dimorphism is not common with other wildlife. This is due to the presence of higher level of testosterone in the female's body than that of the males.
They communicate in a number of ways: When about to attack the tail is held high, when it is held forward over the back NFL Jerseys Cheap , it is a sign of excitement. And when frightened they hold the tail tucked between the legs. When there is presence of food, this is the time you hear the famous 'hyena laughter' especially in the night. This laughter
is a call to other clan members and can be heard up to 3 kilometers away