Sussex Spaniel tends to gain weight easily, needs increased exercise and playtime along with controlled food intake.

Jack Russell Terrier has high obesity risk, needs regular exercise and food control to maintain healthy weight.

Calm
Companionable
Friendly
Cheerful
Devoted
Sociable

Alert
Courageous
Independent
Cheerful
Energetic
Stubborn

Sussex Spaniels are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Jack Russell Terriers shed a lot of hair each year, so frequent brushing is essential for reducing shedding and maintaining coat health.

Sussex Spaniels are decent watchdogs - they'll alert their owner if something seems amiss.

Jack Russell Terriers make excellent watchdogs - they're vocal and protective of their territory.

England

England

field spaniel

Terrier

1800s

Unknown

Sporting (AKC:1884)
Gun Dogs (UKC)

Terrier (AKC:2012)(UKC)

Hazel

Brown

Brown

Black

Brown

Black
White

Sussex Spaniels have medium-length coats.

Jack Russell Terriers are known for their coat length.

Wavy

Straight

A Sussex Spaniel can have a litter of 12-15 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

A Jack Russell Terrier can have a litter of 13-16 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Usually A Very Healthy Breed

Patellar Luxation
Cataracts
Glaucoma
Legg-Calve Perthes Disease
Subaortic Stenosis
Progressive Retinal Atrophy (PRA)
Canine Cushing’s Disease

Intervertebral Disc Disease
Hip Dysplasia

Epilepsy
vonWillebrand’s Disease
Cerebellar Ataxia

Hip
Skeletal
X-Rays

Dna For Vwd
CERF
Physical Examination
Eye examination
Brain Auditory Evoked Response (BAER)

Sussex Spaniels are a good choice for a low-key lifestyle due to their low energy levels.

Jack Russell Terriers thrive on an active lifestyle due to their high-energy nature.

Sussex Spaniels require significant physical activity and suit those with an active lifestyle.

Jack Russell Terriers need high physical activity and are ideal for active individuals, but not suitable for sedentary lifestyles or small apartments.

Sussex Spaniels are known for their relaxed and calm nature and enjoy long periods of sleep.

Jack Russell Terriers are active and require sufficient sleep to stay healthy.

While Sussex Spaniel dogs can defend their territory or owners, it's not their primary trait, and they are not ideal guard dogs.

Jack Russell Terrier dogs are highly protective and make excellent guard dogs due to their strong instinct to defend their territory and owners, and their high level of vigilance.

The Sussex Spaniel requires an average amount of grooming compared to other breeds.

The Jack Russell Terrier has low grooming needs and is easy to maintain.

Ideally, Sussex Spaniel should be brushed at least 2 or 3 times a week (preferably daily) improve shedding.

Jack Russell Terrier should be brushed at least once a week. Of course you can give them more frequent brushes if you find that they are still shedding a lot

Pin Brush
Comb
Deshedder
Nail Clipper

Pin Brush
Slicker Brush
Comb
Nail Clipper

Sussex Spaniel has below average obedience intelligence, but they excel in understanding human emotions.

Jack Russell Terrier is a very intelligent and trainable breed.

This breed is sensitive to its environment and best suited for patient and understanding families with a consistent routine.

This breed is sensitive and requires gentle handling and a calm home environment.

Sussex Spaniels are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

The Jack Russell Terrier is not suitable for apartments and requires a large yard to thrive. Pent-up energy in small spaces can lead to destructive behavior.

Sussex Spaniels make excellent family pets for kids due to their gentle, protective nature and calm temperament.

Jack Russell Terriers have an average level of friendliness towards children.

Sussex Spaniels are average in their friendliness toward cats and tend to do well with them, especially if raised together.

Jack Russell Terriers are somewhat cat friendly and can be trained to get along with cats.

Sussex Spaniels are generally very friendly towards other dogs, with a happy and affectionate temperament.

Jack Russell Terriers are friendly and active companions, and can be good family pets, though their friendliness towards other dogs may vary.

Sussex Spaniels have an average level of playfulness, enjoying playtime like most dogs but not excessively so.

Jack Russell Terriers are very playful, so adopting an older one might be a better option for a more relaxed experience.