Hyenas are a kind of carnivorous animals with similar appearance to dogs and medium to large individuals. Among them, hyenas have stronger upper and lower jaws and sharper teeth than dogs, and can easily bite the hard bones of prey. Therefore, they are called "bone crushers".
In nature, there is a notorious animal called hyenas. They live on the African prairie, which is one of the most cruel predators on the whole African continent. This creature has a bad reputation because its well-known hunting methods are really unacceptable.
Source: @furiotattoos