United Pet Club
Lykoi — a Small, Affectionate Cat breed originating in United States

Lykoi

The Lykoi is a striking partially-hairless 'werewolf cat' that is affectionate, intelligent, and loyally devoted to its family.

Size
Small
Lifespan
12–15 years
Origin
United States
Temperament
Affectionate
Standard colors
Black, White and Blue and 13 more
Key Traits
AffectionateIntelligentPlayfulLoyalEnergetic

Characteristics

Energy Level4
Trainability4
Good With Kids3
Good With Pets4
Grooming Needs5

Coat and grooming

How the Lykoi coat is built, and what that means when you groom it.

Coat layers
Single coat
Coat length
Short
Shedding
Low shedding

Grooming guidance

  • Caution: A Lykoi needs protection from the sun.

    Bare skin burns quickly and offers no insulation against cold either. Time outdoors needs shade, a coat in cool weather, or a sunscreen a vet has approved for animals.

Lykoi colors and patterns

What each club's breed standard says about every Lykoi color and pattern. Point at a ruling to see the club's own wording.

Breed standards describe the Lykoi in Black, White, Blue, Lilac, Silver, Platinum, Brown, Chocolate, Seal, Sable, Cinnamon, Red, Gold, Cream, Fawn and Champagne. Standard patterns: Solid, Bicolour, Harlequin, Roan, Pointed, Tabby, Mackerel tabby, Classic tabby, Spotted tabby, Ticked tabby, Tortoiseshell, Calico, Torbie, Mink, Sepia, Van, Smoke, Shaded, Chinchilla and Caliby.

Coat: rulings by club
Color or patternTICACFAFIFEGCCF
BlackStandard (“Black roan”)StandardStandard (“black”)Standard
WhiteNo rulingStandardStandard (“white”)Not recognised (“white self”)
BlueNo rulingStandardStandard (“blue”)Standard
LilacNo rulingStandardStandard (“lilac”)Standard
SilverNo rulingNo rulingStandard (“silver”)No ruling
PlatinumNo rulingNo rulingStandard (“lilac”)No ruling
BrownNo rulingNo rulingStandard (“black tabby”)No ruling
ChocolateNo rulingStandardStandard (“chocolate”)Standard
SealNo rulingNo rulingStandard (“seal”)No ruling
SableNo rulingNo rulingStandard (“brown”)No ruling
CinnamonNo rulingStandardStandard (“cinnamon”)Standard
RedNo rulingStandardStandard (“red”)Standard
GoldNo rulingNo rulingStandard (“golden”)No ruling
CreamNo rulingStandardStandard (“cream”)Standard
FawnNo rulingStandardStandard (“fawn”)Standard
ChampagneNo rulingNo rulingStandard (“chocolate”)No ruling
Patterns
SolidStandard (“Solid”)Standard (“solid-colored”)Standard (“solid”)No ruling
BicolourNo rulingStandard (“bicolor”)Standard (“bicolour”)Not recognised (“bicolours”)
HarlequinNo rulingNo rulingStandard (“harlequin”)No ruling
RoanStandard (“roan”)Standard (“Roaning”)Standard (“roan”)Standard (“roaning”)
PointedNo rulingNo rulingStandard (“Siamese pointed”)No ruling
TabbyNo rulingNo rulingStandard (“tabby”)No ruling
Mackerel tabbyNo rulingNo rulingStandard (“mackerel”)No ruling
Classic tabbyNo rulingNo rulingStandard (“blotched”)No ruling
Spotted tabbyNo rulingNo rulingStandard (“spotted”)No ruling
Ticked tabbyNo rulingNo rulingStandard (“ticked”)No ruling
TortoiseshellNo rulingNo rulingStandard (“tortie”)No ruling
CalicoNo rulingNo rulingStandard (“tortie with white”)No ruling
TorbieNo rulingNo rulingStandard (“tortie tabby”)No ruling
MinkNo rulingNo rulingStandard (“Tonkinese pointed”)No ruling
SepiaNo rulingNo rulingStandard (“Burmese pointed”)No ruling
VanNo rulingNo rulingStandard (“van”)No ruling
SmokeNo rulingNo rulingStandard (“smoke”)No ruling
ShadedNo rulingNo rulingStandard (“shaded”)No ruling
ChinchillaNo rulingNo rulingStandard (“shell”)No ruling
CalibyNo rulingNo rulingStandard (“tortie with white”)No ruling
Eyes: rulings by club
Color or patternTICAFIFEGCCF
BlueNo rulingStandard (“deep blue”)No ruling
OrangeNo rulingStandard (“copper or deep orange”)No ruling
CopperNo rulingStandard (“copper or deep orange”)No ruling
AmberNo rulingNo rulingStandard (“amber”)
YellowNo rulingStandard (“golden yellow”)No ruling
GoldStandard (“Gold”)Standard (“golden yellow”)Standard (“Gold”)
GreenNo rulingStandard (“green”)No ruling
AquaNo rulingStandard (“aquamarine”)No ruling
Patterns
Odd-eyedNo rulingStandard (“odd eyed”)No ruling

What the rulings mean

Standard
Described by the club's breed standard.
Not recognised
The club does not accept this colour or pattern for the breed.

Color changes

How a Lykoi's colors can change over its life.

  • Brownchanges toCopal

    Coat · With age · from 0 to 52 weeks

  • Blackchanges toRusset

    Coat · Progressive

  • Tabbychanges toSolid

    Coat · With age · from 0 to 39 weeks

  • Whitechanges toShaded

    Coat · With age

  • Whitechanges toChinchilla

    Coat · With age

  • Tabbychanges toShaded

    Coat · With age · from 0 to 6 weeks

  • Tabbychanges toChinchilla

    Coat · With age · from 0 to 6 weeks

  • Bluechanges toTortoiseshell

    Coat · With age

  • Blackchanges toBrown

    Coat · With body condition · can change back

  • Blackchanges toBrown

    Coat · In the sun · can change back

  • Blackchanges toBrown

    Coat · Progressive

  • Whitechanges toPointed

    Coat · With age · from 1 to 52 weeks

  • Solidchanges toSmoke

    Coat · With age · from 3 to 104 weeks

  • Bluechanges toGreen

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toYellow

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toGold

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toCopper

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toOrange

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toHazel

    Eyes · With age · from 4 to 17 weeks

  • Bluechanges toAmber

    Eyes · With age · from 4 to 17 weeks

About the Lykoi cat

The Lykoi is a small, partially hairless cat known as the 'werewolf cat' for its patchy roan coat. It is affectionate, intelligent, and closely bonded to its family.

The Lykoi is a small domestic cat that developed in the United States from natural mutations found in feral and domestic shorthair populations. Its common nickname, the werewolf cat, comes from the partial hairlessness around the eyes, muzzle, chin, and feet, combined with a roan coat that mixes black and white hairs across the body. The name Lykoi derives from a Greek word meaning wolf.

Despite its unusual appearance, the Lykoi is a typical cat in temperament. It is affectionate with people it knows, playful well into adulthood, and curious about its surroundings. The breed tends to attach closely to its household and often follows family members from room to room.

The coat is variable. Some hairs are missing entirely in patches, and the amount of coat can change with the seasons. A Lykoi may shed heavily at times and regrow coat at others, giving the breed a shifting, weathered look throughout the year.

Lykoi quick facts
AttributeDetail
OriginUnited States
SizeSmall
Lifespan12 to 15 years
Group/roleCompanion cat
Good withFamilies, attentive owners, other pets when introduced gradually

Who it suits

The Lykoi fits households that want an active, people-oriented cat and do not mind an uncommon appearance. Its devotion and energy suit homes where someone is present often and willing to play. The partial coat requires some skin care, so owners who can keep up a light grooming routine will do best with the breed.

History of the Lykoi cat

The Lykoi emerged in the United States from natural coat mutations in domestic shorthair cats, with focused breeding beginning in Tennessee in the early 2010s.

The Lykoi is a recent breed. Cats with its distinctive partial-hairlessness mutation had appeared sporadically in feral and domestic shorthair populations, but deliberate breeding did not begin until the 2010s.

The breed's development is associated with breeders in Tennessee who examined two unrelated litters of kittens showing the same roan, partly hairless coat. Veterinary checks ruled out disease and skin disorders as the cause, and DNA testing confirmed the cats were domestic shorthairs rather than relatives of other hairless breeds such as the Sphynx.

To confirm the trait was a recessive natural mutation, breeders paired unrelated cats carrying it. The resulting kittens showed the same coat, establishing that the look could be reproduced reliably. Outcrossing to black domestic shorthairs has remained part of the breeding programme to keep the gene pool healthy.

Cat registries have recognised the Lykoi for competition in stages over the years following its development. It remains an uncommon breed, and breeding programmes are limited in number compared with long-established cats.

Appearance of the Lykoi cat

The Lykoi is a small to medium cat with a partial roan coat, hairless areas on the face and feet, and large eyes that give it a wolf-like look.

The Lykoi has a lean, athletic body of small to medium build. The defining feature is its coat, which is partly absent. Hair is sparse or missing around the eyes, nose, muzzle, chin, and the backs of the feet, while the rest of the body carries a thin roan coat. The mix of pigmented and unpigmented hairs produces the silvery, grizzled look that gives the breed its werewolf nickname.

The head is a modified wedge with large, upright ears and wide, expressive eyes. The legs are slender and the tail is shorter than the body. Because the coat varies, the same cat can look fuller or more bare depending on the season and its molt cycle.

Breed standard summary
TraitStandard
HeightRoughly 20 to 25 cm at the shoulder
WeightAbout 1.8 to 3.6 kg (4 to 8 lb)
CoatPartial roan; hairless on face and feet
ColoursBlack roan (black and white hairs mixed)
EyesLarge, rounded, often yellow to gold

Coat and colours

The recognised coat is a black roan, where black hairs are interspersed with white or colourless hairs across the body. The face mask and feet are typically bare. The amount of coat is not fixed: a Lykoi can moult much of its hair and later regrow it, so density shifts through the year. The exposed skin shows the underlying pigment and can range from pink to dark grey.

Lykoi cat temperament

The Lykoi is affectionate, playful, and intelligent, with strong loyalty to its family and a moderate, alert manner around strangers and other pets.

The Lykoi is an engaged, people-focused cat. It forms a close bond with its household and tends to seek out company, often following owners around the home and settling near them. Affection is offered readily once trust is established.

With strangers, the breed is alert and somewhat reserved at first, a behaviour owners sometimes describe as dog-like watchfulness. It warms up after a short period. The Lykoi is intelligent and curious, and it enjoys problem-solving toys and interactive play.

With children and other pets the Lykoi generally does well when introductions are gradual. Its hunting drive is strong, a holdover from the feral origins of the founding cats, so it benefits from outlets such as wand toys and chase games. Energy levels are high through adulthood, and a bored Lykoi may become restless.

Trait ratings (1 = low, 5 = high)
TraitRating
Affection4
Energy4
Trainability4
Vocalness2
Shedding3

Caring for the Lykoi

The Lykoi needs regular skin care because of its partial coat, plus daily play and a warm indoor environment to stay comfortable and healthy.

The Lykoi's partial coat changes its grooming needs compared with a fully coated cat. Exposed skin can accumulate oils, so the breed benefits from routine cleaning rather than heavy brushing.

Grooming

  • Wipe or bathe the skin periodically to remove oil buildup on bare areas
  • Clean the ears gently, since exposed ear skin collects debris
  • Check the eye and muzzle areas, which are often hairless
  • Trim claws every few weeks
  • Brush the coated areas lightly during moult to remove loose hair

Exercise

  • Provide daily interactive play with wand or chase toys to satisfy the hunting drive
  • Offer climbing space such as a cat tree or shelves
  • Rotate puzzle feeders and toys to keep the mind occupied
  • Allow time for active play in two or more short sessions per day

Environment

The Lykoi is best kept as an indoor cat. Its sparse coat offers limited insulation, so it can lose heat in cold rooms and is sensitive to sunburn on bare skin. Keep the home comfortably warm, provide warm resting spots, and limit direct sun exposure through windows. In Canada's colder climates, maintaining a consistently warm indoor environment is especially important during autumn and winter months.

Feeding the Lykoi

The Lykoi needs a balanced, protein-forward cat diet sized to its small frame and active habits, with fresh water always available.

The Lykoi is an obligate carnivore like all cats and does best on a complete, balanced diet with animal protein as the main ingredient. Because the breed is small but active, portion control matters: it needs enough energy for its high activity without overfeeding. Some owners find a slightly higher calorie intake helps support the bare-skinned body during cold spells, but weight should still be monitored.

General feeding guide
Life stageAmount per dayMeals
Kitten (to 12 months)Free-fed or measured per package, growth formula3 to 4
Adult (1 to 7 years)About 45 to 70 g dry or equivalent wet, to body condition2
Senior (7+ years)Adjusted to activity and body condition2

Treats and supplements

Treats should stay under about ten percent of daily calories. Plain cooked meat in small amounts works well as a reward. A diet labelled complete and balanced supplies the needed nutrients, so supplements are not usually required. Discuss any supplement, such as a skin or coat product, with a veterinarian before adding it.

Lykoi cat health

The Lykoi is generally healthy with a lifespan of 12 to 15 years, though its bare skin needs attention and the breed is still young enough that long-term data is limited.

The Lykoi is considered a generally healthy breed, with a typical lifespan of 12 to 15 years. Its founding cats came from outbred domestic shorthair stock, and ongoing outcrossing helps maintain genetic diversity. Because the breed is recent, long-term health records are still being gathered, and no breed-defining hereditary disease has been firmly established. The main day-to-day concerns relate to the exposed skin.

Conditions to watch
ConditionSignsNote
Skin oil buildupGreasy or dirty bare areas, odourManage with routine skin cleaning
SunburnReddened or sore exposed skinLimit direct sun on bare areas
Cold sensitivitySeeking heat, shiveringKeep the home warm; provide warm beds
Dental diseaseBad breath, drooling, gum rednessCommon in cats generally; brush teeth and have checkups

Preventive care

  • Schedule annual veterinary exams, more often for senior cats
  • Keep core vaccinations and parasite prevention up to date
  • Maintain a dental care routine
  • Inspect the skin regularly for irritation, parasites, or sores
  • Monitor body condition to prevent weight gain

Training the Lykoi

The Lykoi is intelligent and responsive, well suited to play-based training, trick learning, and harness work using positive rewards.

The Lykoi is one of the more trainable cats. Its intelligence and bond with people mean it pays attention to its owners and learns quickly when sessions are short and rewarding. The breed responds well to clicker training and food rewards, and many individuals enjoy learning tricks, fetch, or harness walking. The strong prey drive can be channelled into trained games rather than left to find its own outlets.

Basics

  1. Start with litter habits, which most kittens learn readily, and keep boxes clean
  2. Introduce a marker such as a clicker, pairing it with a small treat
  3. Teach simple cues like come and sit using lure-and-reward
  4. Build up to tricks or harness training in short daily sessions
  5. Redirect rough play or hunting directed at people onto toys, never hands

Breeding the Lykoi

The Lykoi coat comes from a recessive gene, so planned breeding and outcrossing to black domestic shorthairs are used to produce kittens and keep the line healthy.

The Lykoi coat is caused by a recessive mutation, which means a kitten shows the look only when it inherits the gene from both parents. Breeders pair two Lykoi to produce fully coated Lykoi kittens, and they also outcross to black domestic shorthairs to widen the gene pool. Cats from an outcross carry the gene without showing it and can be bred back into the programme.

Females reach sexual maturity within their first year, though responsible breeders wait until a cat is mature and health-checked before breeding. Gestation runs about 63 to 67 days, similar to other cats. Litters are usually small. Kittens are born with more coat than they keep and develop the characteristic partial-hairless pattern as they grow.

Queens raise their kittens for several weeks, with weaning around four to six weeks and homing usually after twelve weeks once kittens are socialised and vaccinated. Because the breed is uncommon, waiting lists for kittens from established breeders are normal. Buyers in Canada can look for breeders recognised by the Canadian Cat Association (CCA) or affiliated international registries.

Breeding facts
MetricValue
Sexual maturityWithin the first year
GestationAbout 63 to 67 days
Typical litter size2 to 5 kittens
Weaning age4 to 6 weeks
Earliest homingAbout 12 weeks
InheritanceRecessive coat gene; outcross to black domestic shorthair

Your Lykoi on the registry, microchip included

Free lifetime registration for your Lykoi, plus a microchip record that satisfies bylaws like Montreal's and never costs a cent.

Registering a Lykoi and its microchip in Canada

Registering a Lykoi is a smaller job than most people expect: name, colouring, photo, contact details, save. The record costs nothing for the life of the cat and works chip or no chip. Cat registration is where to start.

A chip the vet implanted but nobody registered reads as a dead end on the scanner. Register the microchip free on the lifetime plan: every brand a Canadian clinic implants is accepted, updates after each move are free, and the record answers the lookup tools shelters lean on. Create your free account and close both gaps tonight.

How do I register my Lykoi in Canada?

Sign up free with United Pet Club, add your Lykoi's name, colouring, and a photo, and the record is live. Indoor and outdoor cats alike stay covered for life at no charge.

How do I register my Lykoi's microchip?

Type the 15-digit number from your vet paperwork into your free account and confirm your contact details. The plan accepts every chip brand and never charges for updates.

Do cats like the Lykoi have to be microchipped in Canada?

In some cities, yes. Montreal's bylaw requires pet cats to be chipped and licensed, and other municipalities are moving the same way. The registration behind the chip is yours to keep current, and with United Pet Club that part is free.

What does it cost to register a Lykoi in Canada?

Zero. The lifetime plan includes the profile, microchip registration, and every future update, with no renewal fees.

Lykoi cat frequently asked questions

Common questions about the Lykoi cover its size, temperament, care needs, lifespan, suitability, and how hard it is to find in Canada.

How big does a Lykoi get?

The Lykoi is a small to medium cat, usually weighing about 1.8 to 3.6 kg (4 to 8 lb) with a lean, athletic build.

What is the Lykoi's temperament like?

It is affectionate, playful, and intelligent, with strong loyalty to its family. It can be reserved with strangers at first but warms up quickly, and it keeps a high prey drive into adulthood.

Is the Lykoi hard to care for?

Care is moderate. The partial coat needs routine skin cleaning, the cat should be kept warm indoors, and it needs daily play. None of these tasks is difficult, but they are ongoing.

How long do Lykoi cats live?

A Lykoi typically lives 12 to 15 years with good veterinary care, proper nutrition, and an indoor home.

Is the Lykoi a good family pet?

Yes. It bonds closely with its household and generally does well with children and other pets when introductions are gradual. It suits homes where someone is present often to give it attention and play.

Is the Lykoi hypoallergenic?

No. The partial coat still produces dander and the allergen found in cat saliva, so the breed is not hypoallergenic. People with allergies should spend time with the breed before committing.

Are Lykoi cats easy to find in Canada?

No. The Lykoi is a recent and uncommon breed with a limited number of breeding programmes, so kittens are scarce and waiting lists are common. Prospective owners may need to contact breeders in the United States as well.

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