A similar custom in Ecuador and other Latin American countries is known as "crazy cow" (Spanish: vaca loca').
[4] Fire bulls of are also part of the La Semana Grande festival of San Sebastián.
[4] Once the fireworks are lit, the fiery bull chases anyone gathered in the streets or squares, scaring them with different types of pyrotechnics[6] In some years, San Sebastian may have as many as thirty bulls, each throwing 1.5 meters (4 ft 11 in) of sparks.
[5] The fire bull is celebrated in numerous Spanish towns, such as Barrax,[7] Bilbao,[8] Candeleda (Ávila),[9] Ciempozuelos (Madrid),[10] Colombres (Asturias),[11] Guadalajara,[12] Haro (La Rioja),[13] Madridejos (Toledo),[14] Tocina (Seville),[15] Valmojado (Toledo),[16] Toro de fuego (Ayerbe) [es] (Huesca) or Fuente de Pedro Naharro (Cuenca).
[25] Many indigenous cultures adopted the bull festival, especially at Christmas as it reflected parts of their pre-Christian beliefs.