The Huay Chivo (Spanish pronunciation: [waj ˈtʃiβo]) is a legendary Maya beast.
It is a half-man, half-beast creature, with burning red eyes, and is specific to the Yucatán Peninsula.
It is reputed to be an evil sorcerer who can transform himself into a supernatural animal, usually a goat, dog or deer, in order to prey upon livestock.
The Huay Chivo is specific to Guatemala, the southeastern Mexican states of Yucatán, Campeche and Quintana Roo.
Local Maya near the town of Valladolid, in Yucatán, believe the Huay Chivo is an evil sorcerer that is capable of transforming into a goat to do mischief and eat livestock.