1. Scientists say that the pitch and the note frequency of a hyena's laugh can also mean their age and social status.

2. Hyenas and lions often fight over the same territories and hunt the same prey. The two animals have a fierce competition. They kill each others young and steal their food.

3. Despite hyenas eating lion leftovers. Hyenas hunt and kill in packs. Ninety-five percent of what a hyena eats comes from hunting. A group of hyenas can devour a whole zebra, leaving no leftovers even the bones in under a half an hour. Hyenas rip, claw, and fight for food with one another.

4. Female spotted hyenas are more muscular and more aggressive than males. Female hyenas do most of the hunting, but hyenas mainly scavenge food. Females also have to care for their cubs.

5. Spotted hyenas can run up to 37 mph. Spotted hyenas life span is 12 years. Spotted hyenas mass is 98 – 140 lbs, striped hyenas 49 – 120 lbs. Spotted Hyenas height is up to 2.3 – 3 ft., Striped hyena – 2.6 ft., Brown hyena 2.3 – 2.6 ft.