what do the nazgul ride

The Nazgul ride fell beasts, which are flying creatures that were bred and twisted to the will of the dark lord Sauron. These creatures are also known as hell-hawks and Nazgul-birds. They are described as pterodactylic and have plain, webbed skin, beaks, horned fingers, and claws. The fell beasts are separate entities from the Nazgul, serving as their terrifying mounts.