Genus Hyaena is a scientific term used to describe a group of carnivorous mammals that belong to the family Hyaenidae. The word 'Genus Hyaena' is synonymous with the term hyenas, which is more commonly used. However, there are other words that can be used in place of Genus Hyaena, including spotted hyenas, striped hyenas, brown hyenas, and aardwolves. Each of these species has distinct morphological and behavioural differences that set them apart from one another. For example, spotted hyenas are the largest of the species and are known for their powerful jaws, while brown hyenas are considered to be the most social of the hyenas. Despite their differences, all species of genus Hyaena are expert hunters and scavengers, using their keen sense of smell and powerful jaws to feed on a variety of prey.