human
Write a character description for a fantasy rpg of a Black-tailed Thunderbird a type of wild animal
assistant
The black-tailed thunderbird is a massive bird, easily twice the size of the largest eagle. Its body is covered in black feathers, save for a white patch on its chest and a long, black tail. It has a large, hooked beak, and its eyes gleam with a feral intelligence. The thunderbird is a fearsome predator, capable of bringing down the largest of prey. It is also said to be able to create storms with its wings, and its cries are said to sound like thunder.