Hyena

Hyenas are the primary enemies of the lions in The Lion King and The Lion King 1½. In spite of being perceived as antagonists, they won an undeniable popularity among fans and are appreciated for their humor and foolishness. Despite their dog-like appearance and demeanor, hyenas are more closely related to cats, mongooses, and civets. The most significant of the hyenas are Banzai, Ed, and Shenzi.

Appearance
The hyenas are a light brown in color. They have pale underbellies, black paws, black outer ears, and coarse, black hair. Some have spots along their back. Most have rounded ears, though some have pointed ears, such as Banzai, Ed, and Shenzi.

Trivia

 * Originally, The Hyenas were going to be Cape Dogs.
 * Hyenas bark in The Lion King, but they are closer related to cats than dogs.

Fanon Hyenas on this Wiki
Here are all the fanon hyenas on this wiki: Here are a few stories about hyenas:
 * Waanzin
 * Rickie
 * Kitu
 * Kila
 * NaZaidi
 * Bink
 * The Hyena Life
 * Lion King 3: Hyena Rules
 * The Rouge