Fila de la Tercerira or Portuguese Alao

Cao cangaçeiro with the rebel lampião, from the Brazilian North East.

Indigenous Boca Negra (black Mouth dog from Brazilian North East

Brazilian North East riders with Portugues caos de fila (gripping dogs)

Filas de Sao Miguel 

Filas circa 1912

Filas with cropped ears Minas Gerais, Brazil

Filas as Cattle dogs in Minas Gerais, Brazil