The Cão da Serra de Aires (FCI no. 93) is a medium-sized breed of dog of the herding dog type, and is one of the indigenous regional dogs of Portugal. Called the Portuguese Sheepdog in English, the original name refers to the Serra de Aires, a mountain near Monforte in the Alentejo region, often mistaken winth the “Serra d’Aire” a range of hills or mountains marking the boundary between Ribatejo and Oeste, north of the Tagus river. The breed is nicknamed the “cão macaco” (monkey dog, referring to the macaque or monkey) for its furry face and lively attitude.
The Portuguese Sheepdog has been listed in Foundation Stock Service since September 2012.Portuguese Sheepdog