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. (January 2015)
Enkarterriko Billano on a street in Turtzioz
The Villano de Las Encartaciones (Basque: Enkarterriko billano, Cantabrian: Villanu, English: Villein of Las Encartaciones) is a Spanish working dog originated in Las Encartaciones, a comarca of the province of Biscay, in the , eastern Cantabria and northern Burgos. There are less than 100 of them in existence. The Villano derived from the Spanish Bulldog, of which it represents a lighter, faster and more agile version. The dog is used to catch Monchina cattle, which are raised in a feral state in northern Spain. The Villano is also used for boar hunting given its qualities as a catch dog. Males stand 60 to 65 cm at the shoulder and weigh up to 35 kg.