All bark and no bite is a boon in many homes. A big bark doesn’t necessarily tally with an aggressive dog – for instance, the Japanese tosa, which is banned in many countries due to its ...

Japanese Tosa, Dogo Argentino, Fila Braziliero, and the American XL Bully being banned in the UK, the RSPCA confirmed there's "no robust research" pointing towards these being more aggressive than ...