S
Species Profile

Saarloos Wolfdog

Canis lupus familiaris

Wolf look, gentle soul-handle with care
AnetaZabranska/Shutterstock.com

Saarloos Wolfdog Distribution

Click a location to explore more animals from that region

Origin Location

This map shows the native origin of the Saarloos Wolfdog. As a domesticated species, they are now found worldwide.

Loading map...

Size Comparison

Human 5'8"
Saarloos Wolfdog 2 ft 3 in

Saarloos Wolfdog stands at 39% of average human height.

Saarloos wolfdog lying in field of flowers

At a Glance

Domesticated
Also Known As Saarlooswolfhond, Saarloos, Saarloos wolfhund, Loup-chien de Saarloos, Dutch Wolfdog
Diet Omnivore
Activity Crepuscular+
Lifespan 11 years
Weight 45 lbs
Status Not Evaluated
Did You Know?

Created in the Netherlands in the 1930s by Leendert Saarloos using German Shepherd Dogs crossed with a Eurasian gray wolf, then selectively bred into a stable breed type.

Scientific Classification

The Saarloos Wolfdog is a domestic dog breed developed in the Netherlands by crossing German Shepherd Dogs with a Eurasian gray wolf, then selectively breeding to establish a consistent type. It is recognized by major kennel organizations (e.g., FCI) as a distinct breed.

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Carnivora
Family
Canidae
Genus
Canis
Species
Canis lupus familiaris

Distinguishing Features

  • Wolf-like appearance (wedge-shaped head, erect ears, almond-shaped eyes, wolf-gray/sable tones)
  • Typically reserved/shy with strangers; strong pack/social bonding tendencies
  • Athletic, endurance-oriented build; can be less biddable than many common working breeds
  • Domestic dog breed status despite partial wolf ancestry in its origin

Physical Measurements

Males and females differ in size

Height
♂ 2 ft 4 in (2 ft 2 in – 2 ft 6 in)
♀ 1 ft 12 in (1 ft 10 in – 2 ft 1 in)
Length
♂ 3 ft 9 in (3 ft 5 in – 4 ft 1 in)
♀ 3 ft 7 in (3 ft 3 in – 3 ft 10 in)
Weight
♂ 88 lbs (79 lbs – 99 lbs)
♀ 71 lbs (62 lbs – 79 lbs)
Tail Length
♂ 1 ft 4 in (1 ft 2 in – 1 ft 6 in)
♀ 1 ft 5 in (1 ft 3 in – 1 ft 7 in)
Top Speed
31 mph
running

Appearance

Primary Colors
Secondary Colors
Skin Type Domestic dog skin with a dense double coat (coarse guard hairs over insulating undercoat); seasonal shedding.
Distinctive Features
  • Domestic dog breed (Netherlands) with German Shepherd x Eurasian gray wolf foundation; selectively standardized type.
  • More reserved, sensitive, and cautious than many domestic breeds; tends to bond closely and be wary with strangers.
  • Compared with generic wolfdog hybrids: more predictable, kennel-recognized, and consistently typed; still not a typical novice-friendly pet.
  • Wolf-like appearance with almond-shaped yellow to amber eyes and erect, triangular ears.
  • Wolf-like silhouette: long-legged, deep chest, narrow waist, and efficient ground-covering trot.
  • Head is wedge-shaped with a gentle stop; almond eyes often amber/yellow-toned; erect triangular ears.
  • Tail carried low or saber-like; less tightly curled than spitz breeds.
  • Care: needs experienced handling, patient socialization, calm training, and secure containment; can be stress-sensitive.
  • Care: high exercise needs plus mental enrichment; many do poorly with isolation and may develop separation-related issues.
  • Health considerations seen in the breed: hip dysplasia, degenerative myelopathy (lines vary), eye issues (e.g., PRA/cataracts), and general orthopedic strain from high activity.
  • Grooming: heavy seasonal coat blow; regular brushing and coat-rake use during shedding periods.

Sexual Dimorphism

Males are notably larger and more powerfully built, with broader head and heavier bone. Females are lighter, narrower through chest and skull, and often appear more refined and wolf-like.

♂
  • Taller and heavier overall frame
  • Broader skull and stronger neck/muscling
  • Heavier bone and wider chest
♀
  • Smaller, lighter build with finer bone
  • Narrower head and chest
  • Often a more delicate, refined outline

Did You Know?

Created in the Netherlands in the 1930s by Leendert Saarloos using German Shepherd Dogs crossed with a Eurasian gray wolf, then selectively bred into a stable breed type.

Recognized as a distinct breed by the FCI (International Canine Federation); it is a domestic dog (Canis lupus familiaris), not a wild wolf.

Compared with most "wolfdog hybrids," Saarloos Wolfdogs come from a documented, closed-breeding program with consistent temperament/structure targets.

Often described as "wolf-like" in body language: cautious with strangers, highly observant, and more likely to avoid conflict than confront it.

They tend to do best with canine companionship-many individuals are more confident when living with another stable dog.

Despite the look, they're typically not suited to protection work; reserve and sensitivity can outweigh the boldness desired in guarding breeds.

The breed is frequently confused with the Czechoslovakian Wolfdog, but Saarloos are generally more reserved/soft and were shaped from a different foundational cross and selection goals.

Unique Adaptations

  • Wolf-influenced caution and environmental scanning can make them naturally vigilant-useful for hiking companions but challenging in busy urban settings.
  • Efficient, ground-covering gait and athletic endurance: many excel at long walks, trekking, canicross, or similar endurance activities when conditioned.
  • Dense double coat and seasonal shedding suited to temperate climates; requires routine grooming during heavy molts.
  • High need for social stability: early, extensive socialization and controlled exposure help them function confidently in modern environments.
  • Problem-solving ability paired with independence: enrichment (scent games, tracking, structured exercise) helps prevent boredom-driven escapism.

Interesting Behaviors

  • Neophobia and cautious approach: many individuals need extra time to accept new people, objects, or places; they often watch first, then engage.
  • Strong social referencing: they frequently check in with a trusted handler, reading human emotion and tone closely.
  • Flight-over-fight tendency: when stressed, they're more likely to retreat, freeze, or circle away than stand ground.
  • Quiet communication: subtle facial expressions, ear carriage, and body posture can matter more than vocalization; some are relatively "silent."
  • Pack-oriented routines: they may shadow household members, prefer group movement, and show distress if isolated without gradual training.
  • High roaming/curiosity drive: exploratory pacing and fence-testing can appear if under-stimulated or if enclosures are insecure.
  • Sensitive response to harsh corrections: heavy-handed training can shut them down; they respond best to patient, reward-based methods and predictable structure.

Cultural Significance

The Saarloos Wolfdog (Canis lupus familiaris) was created in 20th-century Europe by mixing wolf traits with pet dogs. In the Netherlands it is a documented pedigree breed from crossbreeding and careful selection. It looks wolf-like but is demanding and not for new owners or protection.

Myths & Legends

Saarloos Wolfdog lore says Dutch breeder Leendert Saarloos crossed a German Shepherd with a wolf to bring back natural strength and instincts, then refined the line into a friendlier companion breed.

In European storytelling more broadly, wolves appear as liminal forest beings-both feared and revered-an association that owners sometimes symbolically extend to wolf-look breeds like the Saarloos as 'guardians of the threshold' between wild and domestic.

Dutch and wider European rural tradition includes the idea of the wolf as a discerning judge of character-an echo sometimes repeated in breed circles as the Saarloos 'reads people' and accepts trust slowly, almost ceremonially.

Modern breed history anecdotes describe early Saarloos-type dogs as more likely to withdraw than to bite, feeding a persistent narrative of the breed as a 'gentle wolf'-a romantic label repeated in articles and club lore.

Fans often use the old European folk idea of a loyal wolf-guide—an animal that leads travelers—to describe the Saarloos Wolfdog's strong bond and its habit of walking closely with its person.

Conservation Status

NE Not Evaluated

Has not yet been evaluated against the criteria.

Population Stable

Life Cycle

Birth 5 pups
Lifespan 11 years

Lifespan

In the Wild
10–12 years
In Captivity
9–14 years

Reproduction

Mating System Polygynandry
Social Structure Managed Domestic
Breeding Pattern Transient
Fertilization Managed Selective
Birth Type Internal_fertilization

In Saarloos Wolfdogs, mating is typically controlled by owners and breeders; both sexes can mate with multiple partners across opportunities. Copulation uses internal fertilization during estrus, with no stable pair-bond expected outside a managed breeding pairing.

Behavior & Ecology

Social Pack Group: 4
Activity Crepuscular, Cathemeral, Diurnal
Diet Omnivore Raw meaty foods (e.g., venison or beef) and meaty bones/chews (supervised)

Temperament

Breed distinction vs typical domestic dogs: more wolf-influenced neophobia, independence, and subtle social signaling.
HUBS: generally reserved with strangers; confidence varies widely by lineage and early socialization.
Strong attachment to familiar people; can be aloof rather than openly affiliative with new humans.
High sensitivity to harsh handling; best with calm, predictable, reward-based training and boundaries.
Lower biddability than many shepherd breeds; may ignore commands without clear motivation.
Pack-oriented but not universally dog-social; can show selectivity, especially with same-sex adults.
Higher risk of separation distress and frustration behaviors if left alone without conditioning.
Moderate-to-high prey drive; increased chase/roam tendencies compared with many companion breeds.
Care requirement: needs daily physical exercise plus substantial mental enrichment and decompression time.
Care requirement: secure containment essential (climbing/digging/door-dashing more likely than average).
Care requirement: extensive early socialization and lifelong exposure maintenance; regression possible after adolescence.
Health notes: can show hip dysplasia/degenerative joint issues; maintain lean body condition and controlled exercise.
Health notes: some lines report eye issues (e.g., progressive retinal atrophy); regular ophthalmic screening recommended.
Health notes: gastrointestinal sensitivity can occur; consistent diet and stress management help.

Communication

howl
whine
growl
bark
grumble
yip
Scent marking and investigative sniffing; relies heavily on olfactory information.
Subtle body language: ear carriage, tail position, weight shift, and freezing to signal discomfort.
Gaze aversion and turning away to de-escalate; may avoid direct confrontation.
Mouth tension, lip licking, yawning, and slow blinking as stress or calming signals.
Pacing, shadowing, and proximity seeking to maintain group cohesion and monitor household movement.
Play bows and controlled chase; play can switch off quickly if arousal rises.

Habitat

Forest Deciduous Forest Coniferous Forest Woodland Grassland Steppe Shrubland Tundra Alpine Meadow Mountain Wetland Coastal Beach Rocky Shore Urban Suburban Agricultural/Farmland +11
Biomes:
Temperate Forest Boreal Forest (Taiga) Tundra Alpine Temperate Grassland Mediterranean Savanna Desert Hot Desert Cold Wetland Freshwater +5
Terrain:
Plains Hilly Valley Coastal Mountainous
Elevation: Up to 16404 ft 3 in

Ecological Role

Domesticated companion/working canid with wolf-like behavioral ecology; when free-ranging can function as an opportunistic mesopredator and scavenger with potential impacts on local wildlife.

human companionship and social support working/utility roles in some contexts (tracking, sport, assistance where suitable temperament exists) potential suppression of nuisance rodents/mesopredators when supervised cultural/educational value regarding canid behavior and responsible ownership

Diet Details

Main Prey:
Small mammals Rodents Ground-nesting birds and poultry Ungulates Fish
Other Foods:
Berries Fallen fruit Pumpkin and squash Leafy greens Grasses and herbs

Human Interaction

Domestication Status

Domesticated

The Saarloos Wolfdog (Canis lupus familiaris) is a Dutch breed created in the 1930s by Leendert Saarloos from German Shepherds and a Eurasian gray wolf. Officially recognized, it keeps wolf-like traits: high sensitivity, strong flight response, pack behavior and independence. Kept by enthusiasts, used in scent/track sports, unsuited for service or guard roles, sometimes rehomed or affected by wolfdog laws.

Danger Level

Moderate
  • fear-based defensive biting if cornered or mishandled (more likely than overt, confident aggression)
  • high prey drive may lead to chasing/biting incidents with small animals and, rarely, running children
  • escape behaviors (digging/jumping) can create public-safety and legal liability issues
  • low recall reliability in many individuals increases risk of uncontrolled encounters when off-leash
  • large, athletic body can cause accidental injury during arousal (jumping, mouthing, collision)

As a Pet

Not Suitable as Pet

Legality: Saarloos Wolfdog laws vary. Allowed where dogs are legal, especially in countries that list it as a breed (e.g., FCI). Some places, insurance companies, or HOAs treat it as a wolf-hybrid. Check local laws, permits, fencing, and insurance before getting.

Care Level: Expert Only

Purchase Cost: $1,500 - $4,000
Lifetime Cost: $20,000 - $55,000

Economic Value

Uses:
Companion animal (specialty/enthusiast ownership) Regulated purebred breeding (kennel-club/FCI lines) Training services (behavior, reactivity/fear work, enrichment) Specialized boarding/containment products Rescue and rehoming services
Products:
  • puppies from health-tested breeders
  • behavior consulting and structured socialization programs
  • escape-resistant fencing/kennels and long-lines
  • high-enrichment feeding systems and durable chews
  • veterinary screening for orthopedic/neurologic/eye conditions

Relationships

Ecological Equivalents 5

Animals that fill a similar ecological role in their ecosystem

Domestic dog
Domestic dog Canis lupus familiaris Closest ecological match. The Saarloos Wolfdog is more wolf-like: wary of strangers, prone to stress, and less eager to please; it requires consistent routines, secure fencing, early socialization, and health screening for hips, elbows, and eyes, plus testing for degenerative myelopathy.
Gray wolf
Gray wolf Canis lupus Shares wolf-derived ancestry and many wolf-like behavioral tendencies, including neophobia, sensitivity to coercion, and strong social bonding. However, Saarloos Wolfdogs are a domestic breed produced by selective breeding and are typically managed as companion or working-capable dogs rather than self-sustaining apex predators.
German Shepherd Dog
German Shepherd Dog Canis lupus familiaris Foundational breed used in the development of the Saarloos Wolfdog. Similar body plan and athleticism, but Saarloos Wolfdogs are typically more reserved and less sharply reactive for protection work, showing greater independence and avoidance under pressure.
Czechoslovakian Wolfdog
Czechoslovakian Wolfdog Canis lupus familiaris Another wolfdog breed with a wolf-like appearance and behavior but maintained as a formal breed. Both are intelligent, high-energy, and challenging for inexperienced owners; the Saarloos Wolfdog is often shyer, while the Czechoslovakian Wolfdog tends to be bolder.
Dingo
Dingo Canis lupus dingo Ecologically similar mid-to-large canid predator and scavenger with pronounced independence. Used as a comparative model for how free-ranging or primitive canid behaviors can differ from those of highly domesticated companion dogs, though Saarloos Wolfdogs are not wild and are typically not free-ranging.

Quick Take

The Saarloos Wolfdog breed was developed in the 1930s when Leendert Saarloos mated a German Shepherd with a captive European Wolf. Leendert Saarloos then mated the result of the first pair again with the German Shepherd father. Initially, this breed was called the European Wolfdog, but was renamed the Saarloos Wolfdog when the Dutch Kennel Club officially recognized it.

Saarloos Wolfdogs can be a variety of colors. Gray is the most common, but some dogs may also be brown or white. This breed is very active and has a strong urge to roam. If socialized from an early age, they can be good with kids, but otherwise may not be the best choice as a family dog.

A comprehensive infographic about the Saarloos Wolfdog breed, featuring a large central illustration of a wolf-like dog and detailed charts on its history, temperament, and care requirements.
Part German Shepherd, part wild wolf—this breed brings the call of the wild directly into the home for those brave enough to handle it. © A-Z Animals

Ownership: 3 Pros and Cons

ProsCons
Devoted: Saarloos Wolfdogs are a very devoted and loyal breed.Strong tendency to wander: This breed is likely to wander or roam. The dogs should always be kept on a leash.
Good watchdog: This breed is very territorial and can make an excellent watchdog.Not the best for families: Saarloos Wolfdogs are not the best pet for families with children.
Low maintenance: Saarloos Wolfdogs don’t require too much grooming. Brushing their coat a few times a week is pretty much all they’ll need.High activity needs: This breed should be taken for at least two long walks every day.
Beautiful male and female of Saarloos wolfdog in the winter park

The Saarloos Wolfdogs are large dogs, but the female will be smaller in height and weight.

Size and Weight

The Saarloos Wolfdogs are large dogs. Males weigh up to 100 pounds and are between 25.5 and 29.5 inches tall. Females weigh between 66 and 77 pounds and are between 23.5 and 27.5 inches tall. Puppies weigh between 25 and 32 pounds when they are three months old. By the time they are six months old, puppies will weigh between 46 and 60 pounds. Smaller females will finish growing by the time they are 16 months. Males and females who will be larger in size finish growing by 19 months.

Common Health Issues

There are a few common health issues that these Wolfdogs may suffer from. Not all dogs in this breed will develop all of these conditions, but being aware of them can help prepare you to offer the best care to your dog.

Some of them may suffer from hip dysplasia. Dogs with this condition have a hip joint that is malformed. Their thighbone does not connect properly with the hip, which causes the two bones to rub against one another. This can be painful and may cause a dog to limp.

Another possible health problem for this breed is spinal spondylosis. This is a condition in which bony growths develop along a dog’s spine. Some dogs don’t seem to be impacted by this condition, but for other dogs, it can be very painful.

Degenerative myelopathy is another health concern for these dogs. This condition affects the spinal cord, resulting in progressive muscle weakness and loss of coordination. Dogs with this condition will become uncoordinated and weak. Keeping your dog active can help slow the condition, but most dogs will get progressively worse if they have degenerative myelopathy.

Temperament and Behavior

Saarloos Wolfdog isolated on a white background

The Saarloos wolfdog is intelligent and curious, but not comfortable with strangers.

The Saarloos Wolfdog is a very intelligent breed. They can also be very curious, and if not properly stimulated, both physically and mentally, they may exhibit destructive behaviors. Saarloos Wolfdogs have a pack mentality, like their Eurasian gray wolf ancestors, so they can do well with other dogs. They can be very suspicious of new people, but are more likely to run away than to display aggressive traits. This breed can also have a more independent personality, but may also suffer from separation anxiety if left alone for too long.

Care

A Saarloos Wolfdog is definitely a unique breed. The care you provide will look different from what other breeds need.

Best Dog Food

Saarloos Wolfdogs are a very active breed. When choosing a food for your dog, you may want to look for a quality formula specifically designed for more active dogs. They are also large dogs, so be sure to select a large-breed formula. In general, this dog will need to eat between 3 and 4 cups of food each day. The exact amount of food that will be right for your dog will depend on their activity level, metabolism, age, and health concerns. If you are not sure how much food your dog should eat each day, you can check with your veterinarian.

It is generally best to split the total amount of food your dog should eat each day into two servings. This can also help reduce the chances of bloat. A puppy has a smaller stomach. It will need even more frequent and smaller meals throughout the day. Puppies younger than three or four months should be fed at least four times a day. After the age of four months, you can start decreasing the number of times you feed your dog every few months.

Maintenance and Grooming

Saarloos Wolfdog in a meadow

Saarloos Wolfdogs are moderate shedders and don’t need frequent baths.

Grooming a Saarloos Wolfdog is easier than grooming many other breeds. Its coat should be brushed about one or two times each week. This breed generally sheds twice a year and is considered a moderate shedder. You don’t need to give your dog frequent baths. Over-bathing a Saarloos Wolfdog can reduce the natural oils in its coat and may cause its coat to be less waterproof.

You should also brush your dog’s teeth a few times each week. Its nails should also be clipped regularly so they don’t get too long and make walking painful.

Training

When trained from a very early age by an experienced trainer, these Wolfdogs can do very well. It will be important to be very consistent with your dog and assert yourself as the “top dog” so it knows where it stands in your “pack.” Consistent training and clear rules can help prevent this breed from acting out or getting into trouble. Saarloos Wolfdogs are smart and enjoy learning new things, which can make training easier when it is done correctly.

Exercise

Make sure your dog gets plenty of exercise every day. It should be taken for at least two long walks each day. It can also benefit from jogging, hiking, running, or playing in a large, fenced-in backyard. Be cautious when giving a puppy exercise. Its bones and joints are still developing, and too much exercise could lead to joint problems.

Puppies

Saarloos wolfdog puppy in snow

Saarloos Wolfdog puppies should be socialized right away and taught who is in charge.

If you bring home a Saarloos Wolfdog puppy, it is very important to begin training and socializing it right away. From the beginning, you need to make it clear to the puppy that you are the head of the “pack”; otherwise, it may decide it is the leader. Scheduling puppy playdates can help your dog learn how to interact with other dogs. It is important to use a location other than your home for these playdates to prevent your dog from getting too territorial.

Before you bring home your new dog, find a trusted veterinarian so you’ll have someone ready when your dog needs to be examined, treated for illness, or vaccinated. You will also want to make sure your home is ready for a puppy and make sure that you have purchased food and all the necessary supplies you’ll need.

Children

Saarloos Wolfdogs aren’t always the best dog for families with children. If they don’t grow up around children and aren’t properly socialized, they may not interact with them appropriately.

Similar Dogs

Canadian Eskimo Dogs, German Shepherds, and Alaskan Malamutes are three breeds that share some similarities with Saarloos Wolfdogs.

  • Canadian Eskimo Dog: Canadian Eskimo Dogs share some common characteristics with a Saarloos Wolfdog. Since both dogs were bred in cold countries, Canada and the Netherlands, they both prefer colder climates. Eskimo Dogs from Canada are generally a better choice for families with children than Saarloos Wolfdogs. Both Saarloos Wolfdogs and Eskimo Dogs are large-sized dogs. A Saarloos Wolfdog is slightly larger on average, weighing approximately 84.5 pounds, compared to a male Canadian Eskimo Dog’s typical weight range of 66 to 88 pounds.
  • German Shepherd: German Shepherds were used to create the Saarloos Wolfdog breed. Both breeds can be very affectionate and can make good watchdogs. A Saarloos Wolfdog is much more likely to wander or roam than a German Shepherd and does not shed as heavily.
  • Alaskan Malamute: Alaskan Malamutes and Saarloos Wolfdogs are both large dogs with an average weight of around 85 pounds. In general, Saarloos Wolfdogs are less social with strangers but more affectionate with their owners than Alaskan Malamutes.

View all 391 animals that start with S

Sources

  1. 101 Dog Breeds / Accessed December 1, 2020
  2. Wikipedia / Accessed December 1, 2020
  3. The Happy Puppy Site / Accessed December 1, 2020
  4. Dog Breed List / Accessed December 1, 2020
  5. Pet Guide / Accessed December 1, 2020

Thank you for reading! Have some feedback for us?


Saarloos Wolfdog FAQs (Frequently Asked Questions)

A Saarloos Wolfdog is a dog breed that was created by mixing a German Shepherd and a Eurasian Grey Wolf. The resulting breed is very active and likes to roam around. These dogs are large in size and very strong. They can be either wolf-grey, wolf-brown, red, or white in color. White is very rare, and wolf-brown and red are also rare due to the dominant gray genes in the breed.