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, Bicolor, 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 recognized (“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
BicolorNo rulingStandard (“bicolor”)Standard (“bicolour”)Not recognized (“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 recognized
The club does not accept this color 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, partly hairless cat nicknamed the werewolf cat for its patchy roan coat. It is affectionate, clever, and deeply attached to its family.

The Lykoi is a small domestic cat that came about in the United States from natural mutations seen in feral and domestic shorthair populations. The everyday nickname, werewolf cat, points to the partial hairlessness around the eyes, muzzle, chin, and feet, paired with a roan coat that blends black and white hairs across the body. The name Lykoi traces back to a Greek word for wolf.

The look may be strange, but the temperament is ordinary cat. The Lykoi is affectionate with the people it knows, playful long into adulthood, and nosy about whatever is going on nearby. The breed tends to latch onto its household and will trail after family members from one room to the next.

The coat is not consistent. Certain patches lose hair completely, and the overall amount of coat can shift with the seasons. A Lykoi might shed a lot at one point and grow the coat back at another, which lends the breed a changing, worn appearance.

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

Who it suits

The Lykoi fits homes that want an active, people-minded cat and are fine with an out-of-the-ordinary appearance. Its loyalty and drive match households where someone is around often and happy to play. The partial coat calls for some skin care, so owners who can keep to a light grooming habit will get along best with the breed.

History of the Lykoi cat

The Lykoi arose in the United States from natural coat mutations in domestic shorthair cats, with deliberate breeding starting in Tennessee in the early 2010s.

The Lykoi is a young breed. Cats carrying its telltale partial-hairlessness mutation had turned up here and there in feral and domestic shorthair populations, but nobody bred them on purpose until the 2010s.

The breed's development is tied to breeders in Tennessee who looked at 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 that the cats were domestic shorthairs and not kin to other hairless breeds such as the Sphynx.

To prove the trait was a recessive natural mutation, breeders paired unrelated cats that carried it. The kittens that followed had the same coat, which showed that the look could be reproduced reliably. Outcrossing to black domestic shorthairs has stayed part of the breeding programme to keep the gene pool sound.

Cat registries have taken in the Lykoi for competition in stages over the years after its development. It is still an uncommon breed, and its breeding programmes are few in number next to long-settled 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. Its defining feature is the coat, which is partly absent. Hair is thin or missing around the eyes, nose, muzzle, chin, and the backs of the feet, while the rest of the body carries a fine roan coat. The blend of pigmented and unpigmented hairs makes the silvery, grizzled look behind the werewolf nickname.

The head is a modified wedge with large, upright ears and wide, expressive eyes. The legs are slim and the tail is shorter than the body. Since the coat varies, one and the same cat can look fuller or barer depending on the season and where it sits in its moult 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
ColorsBlack roan (black and white hairs mixed)
EyesLarge, rounded, often yellow to gold

Coat and colors

The recognised coat is a black roan, where black hairs are scattered among white or colourless hairs across the body. The face mask and feet are usually bare. The amount of coat is not fixed: a Lykoi can moult much of its hair and later grow it back, so density moves through the year. The exposed skin shows the pigment beneath and can run from pink to dark grey.

Temperament of the Lykoi cat

The Lykoi is affectionate, playful, and clever, with strong loyalty to its family and a measured, alert energy around strangers and other pets.

The Lykoi is an involved, people-focused cat. It builds a close bond with its household and tends to seek company, often tagging along behind owners and settling near them. Affection comes freely once trust is there.

With strangers the breed is alert and a bit held back at first, something owners sometimes call dog-like watchfulness. It opens up after a short while. The Lykoi is clever and curious, and it takes to problem-solving toys and interactive play.

With children and other pets the Lykoi usually gets on well when introductions are slow. Its hunting drive is strong, carried over from the feral roots of the founding cats, so it does well with outlets such as wand toys and chase games. Energy stays high through adulthood, and a bored Lykoi can turn restless.

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

Caring for the Lykoi cat

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

The Lykoi's partial coat changes its grooming needs next to a fully coated cat. Exposed skin can gather oils, so the breed does better with routine cleaning than with heavy brushing.

Grooming

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

Exercise

  • Give daily interactive play with wand or chase toys to feed the hunting drive
  • Offer climbing space such as a cat tree or shelves
  • Rotate puzzle feeders and toys to keep the mind busy
  • Set aside time for active play in two or more short sessions a day

Environment

The Lykoi is best kept as an indoor cat. Its sparse coat gives little insulation, so it can lose heat in cool rooms and is prone to sunburn on bare skin. The Philippine climate is warm for much of the year, but air-conditioned rooms can still chill a bare-skinned cat, so give it warm resting spots and keep it out of direct sun through windows.

Feeding the Lykoi cat

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

The Lykoi is an obligate carnivore like every cat and does best on a complete, balanced diet with animal protein as the main ingredient. Since the breed is small yet active, portion control matters: it needs enough energy for its busy habits without being overfed. Some owners find that a slightly higher calorie intake helps support the bare-skinned body during cooler spells, but weight still needs watching.

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 already supplies the needed nutrients, so supplements are usually not required. Talk over any supplement, such as a skin or coat product, with a veterinarian before adding it.

Health of the Lykoi cat

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 thin.

The Lykoi is taken to be a generally healthy breed, with a usual lifespan of 12 to 15 years. Its founding cats came from outbred domestic shorthair stock, and continued outcrossing helps hold onto genetic diversity. Since the breed is recent, long-term health records are still being gathered, and no breed-defining hereditary disease has been firmly pinned down. The main day-to-day concerns tie back to the exposed skin.

Conditions to watch
ConditionSignsNote
Skin oil buildupGreasy or dirty bare areas, odorManage 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

  • Book annual veterinary exams, more often for senior cats
  • Keep core vaccinations and parasite prevention up to date
  • Hold to a dental care routine
  • Inspect the skin regularly for irritation, parasites, or sores
  • Watch body condition to head off weight gain

Training the Lykoi cat

The Lykoi is clever and responsive, which makes it well suited to play-based training, trick learning, and harness work using rewards.

The Lykoi is one of the more trainable cats. Its intelligence and bond with people mean it keeps an eye on its owners and picks things up quickly when sessions are short and rewarding. The breed takes well to clicker training and food rewards, and many individuals enjoy learning tricks, fetch, or harness walking. The strong prey drive can be steered into trained games instead of being 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 on people onto toys, never hands

Breeding the Lykoi cat

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 comes from 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 broaden 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, much like other cats. Litters are usually small. Kittens are born with more coat than they end up keeping and grow into the signature partial-hairless pattern as they mature.

Queens raise their kittens for several weeks, with weaning around four to six weeks and homing usually after twelve weeks once the kittens are socialised and vaccinated. Since the breed is uncommon, waiting lists for kittens from established breeders are the norm.

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

Registering a Lykoi in the Philippines, chip included

No law licenses cats here, so your Lykoi's only paper trail is the one you create: free for life with United Pet Club.

Lykoi registration and microchip registration in the Philippines

The profile takes five minutes and zero pesos: name, markings, photo, contact details, save. From then on any vet or shelter scan of your Lykoi has somewhere to land. Cat registration works chip or no chip, condo cat or free-roamer.

A microchip makes your Lykoi much harder to lose track of, but only after the number is registered, and the clinic that implants it does not do that part for you. Register the microchip free on the lifetime plan: any brand works, updating after you move or change SIM costs nothing, and the record can be searched from anywhere. Create your free account and be done with both.

How do I register my Lykoi in the Philippines?

Sign up for a free United Pet Club account, add your Lykoi's name, markings, and a photo, and save. The profile is free for life, no microchip required, and you can add the chip number after the vet visit.

How do I register my Lykoi's microchip?

Add the 15-digit number from the clinic's paperwork to your free account along with your current mobile number. The lifetime plan never charges for the registration or the updates, whatever the chip brand.

Do cats need to be registered in the Philippines?

No law requires it; RA 9482 covers dogs. That is exactly why a Lykoi's record matters: unless you create one, a found cat has no trail at all. United Pet Club keeps that trail free for life.

What does it cost to register a Lykoi?

Zero pesos. Profile, microchip registration, and unlimited updates are all free on the lifetime plan, with no renewal ever.

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.

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 clever, with strong loyalty to its family. It can be reserved with strangers at first but opens 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 hard, but they are ongoing.

How long do Lykoi cats live?

A Lykoi typically lives 12 to 15 years with good veterinary care, 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 slow. It suits homes where someone is around 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?

No. The Lykoi is a recent and uncommon breed with only a handful of breeding programmes, so kittens are scarce and waiting lists are common.