The Jack Russell Terrier has a silhouette very similar to the one of the Fox Terrier, but smaller. This compact, sturdy dog has a very unique personality. His flexible, agile body is longer than it is tall and, despite his small size, he is very impressive for his vigour and strength.
Height
Between 25 and 30 cm (9.84 to 11.81 inches) for the male
Between 25 and 30 cm (9.84 to 11.81 inches) for the female
Weight
Between 5 and 6 kg (11.02 to 13.23 pounds) for the male
Between 5 and 6 kg (11.02 to 13.23 pounds) for the female
Color
The predominant colour of his coat must always be white. Black or fawn patches from lightest to darkest are accepted.
Hair
His coat's flat hair is very rough and coarse. His "wiry" hair resists very well to bad weather.
Morphology
His small, very dark, almond-shaped eyes exude a very lively expression. His ears are rosebud shaped or drooping. They are very mobile. His nose is black. His tail is sometimes shortened, otherwise it is drooping at rest but fully erect in action.
According to the FCI breeds nomenclature, this breed belongs to group 3, section 2 and is #345