R
Species Profile

Rex Rabbit

Oryctolagus cuniculus

Velvet-furred royalty in a rabbit
Jean / Flickr

Rex Rabbit Distribution

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Origin Location

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

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Size Comparison

Human 5'8"
Rex Rabbit 10 in

Rex Rabbit stands at 15% of average human height.

A Rex Rabbit

At a Glance

Domesticated
Diet Herbivore
Activity Crepuscular+
Lifespan 8 years
Weight 4.8 lbs
Status Not Evaluated
Did You Know?

The rex coat comes from a recessive mutation that shortens guard hairs so they're about the same length as the undercoat, producing a dense, velour texture.

Scientific Classification

The Rex Rabbit is a domestic rabbit breed famous for its very short, dense, velvety fur caused by the “rex” coat trait. It is kept as a companion animal and also historically valued for fur.

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Lagomorpha
Family
Leporidae
Genus
Oryctolagus
Species
Oryctolagus cuniculus

Distinguishing Features

  • Characteristically plush, velvet-like coat with short guard hairs (the classic ‘rex’ coat)
  • Compact, well-muscled body typical of domestic rabbit breeds
  • Wide range of recognized coat colors/patterns in domestic breeding
  • Docile/companion-oriented temperament commonly selected in domestic lines

Physical Measurements

Males and females differ in size

Height
11 in (9 in – 12 in)
1 ft (11 in – 1 ft 2 in)
Length
1 ft 9 in (1 ft 7 in – 1 ft 12 in)
Weight
9 lbs (7 lbs – 10 lbs)
9 lbs (8 lbs – 11 lbs)
Tail Length
2 in (2 in – 2 in)
2 in (1 in – 2 in)
Top Speed
25 mph
running

Appearance

Primary Colors
Secondary Colors
Skin Type Mammalian skin with the rex coat trait: very short, dense fur with reduced guard hairs, creating a velvety plush feel; coat can be more sensitive to friction and dryness than typical domestic rabbit fur.
Distinctive Features
  • Domestic breed derived from the European rabbit (Oryctolagus cuniculus), selected for the rex coat mutation.
  • Signature rex coat: short, dense, upright fur with minimal guard hairs; velvety texture unlike the base species' normal-length coat.
  • Body type typically medium/compact and well-muscled; broad head and upright ears (not lop).
  • Whiskers often short and sometimes curly/bent, matching the rex hair structure.
  • Care requirement: provide soft, dry flooring and clean bedding to reduce sore hocks (pododermatitis) risk.
  • Grooming: light brushing; avoid over-brushing which can thin the dense coat; monitor for dandruff/dry skin.
  • Health concerns common to domestic rabbits: dental malocclusion (hay-based diet essential), obesity with inactivity, GI stasis risk, ear mites, and skin irritation if housing is damp.
  • Temperature/handling: coat insulates differently; ensure stable indoor temperatures and gentle handling to protect delicate fur/skin.
  • Companion context: historically valued for fur, now commonly kept as a pet/show rabbit; not a wild taxon.

Sexual Dimorphism

Females (does) are often slightly larger with a more noticeable dewlap, especially after maturity. Males (bucks) tend to have a broader head and a leaner neck without a pronounced dewlap.

  • Broader, blockier head and jawline
  • Usually no or minimal dewlap
  • May appear slightly more compact through the neck/shoulders
  • Often slightly larger body size
  • More prominent dewlap in many adults
  • Wider pelvic structure; fuller body profile

Did You Know?

The rex coat comes from a recessive mutation that shortens guard hairs so they're about the same length as the undercoat, producing a dense, velour texture.

The original Rex (often called "Standard Rex") arose in France in the early 1900s and became internationally popular after being exhibited in the 1920s.

"Rex" means "king" in Latin-an allusion to the breed's luxurious coat.

Standard Rex and Mini Rex are different: Mini Rex was developed later by selectively breeding smaller rabbits that also carry the rex coat trait.

Despite the plush feel, rex fur can be less protective on the feet, so some Rex rabbits are more prone to sore hocks on abrasive flooring.

Like all domestic rabbits (descended from the European rabbit), Rex rabbits are hindgut fermenters and produce nutrient-rich cecotropes they re-ingest.

Rex rabbits come in many recognized color varieties, with "Castor" (beaver-like) historically iconic for the breed.

Unique Adaptations

  • Rex coat trait: reduced/shortened guard hairs create a dense, plush coat texture distinct from the wild-type European rabbit's longer guard hairs.
  • Powerful hindquarters and flexible spine for rapid acceleration-an inherited lagomorph escape adaptation.
  • Continuously growing incisors and cheek teeth; proper hay-based chewing is essential to prevent malocclusion.
  • Wide field of view (eyes placed laterally) aiding predator detection, with a smaller binocular focus area in front.
  • Efficient hindgut fermentation with an enlarged cecum; specialized digestion supports a high-fiber herbivorous diet.
  • Sensitive thermoregulation: like other rabbits, Rex rabbits dissipate heat primarily through their ears; they can overheat in warm, poorly ventilated spaces.

Interesting Behaviors

  • "Binkies" (sudden joyful twists and jumps), especially during evening play-common across domestic rabbits, including Rex.
  • Chinning: rubbing the chin on objects to scent-mark territory (European rabbit social signaling).
  • Tooth purring: a soft tooth-grind when relaxed; louder grinding can indicate pain and warrants a vet check.
  • Thumping a hind foot to warn of perceived danger-an inherited European rabbit alarm behavior.
  • Cecotrophy: seeking and eating cecotropes directly from the anus, usually at rest periods, to recycle nutrients.
  • Nose "bonks" and gentle nudges to solicit attention or treats; many Rex rabbits are notably people-oriented when well socialized.
  • Zoomies and perimeter patrols-burst running and edge-checking that reflect a prey animal's scanning habits.

Cultural Significance

Rex rabbit (Oryctolagus cuniculus) is a key domestic breed known for its velvet coat. Once prized for fur, it is now a popular companion and an example for the "rex" coat, helping make rabbits seen as indoor, cared-for pets.

Myths & Legends

Moon Rabbit (East Asian folklore): in Chinese tales a rabbit on the Moon pounds the elixir of immortality; in Japanese tales it pounds rice cakes — a lasting lunar symbol tied to rabbits, not one breed.

Br'er Rabbit (African-American folktales with West African roots): a clever trickster rabbit outwits larger animals through cunning, part of a wider global tradition of rabbit-as-trickster storytelling.

Eostre/Ostara and springtime hare lore (Germanic/European traditions): hares and rabbits became linked with spring renewal and fertility, later feeding into Easter hare/bunny customs in parts of Europe and North America.

Celtic and British isles folklore about witches and hares: tales describe witches taking hare form and the hare as an animal that can cross into the Otherworld; rabbits/hare imagery appears in regional superstitions and stories.

Aztec "Four Hundred Rabbits": a pantheon of rabbit deities associated with a traditional fermented agave drink and revelry, reflecting the rabbit's symbolic ties to abundance and intoxication in Mesoamerican mythology.

In the early 1900s, French breeders found a strange "rexed" coat in domestic litters and bred it into the Rex rabbit (Oryctolagus cuniculus); its "kingly" name made it seem a luxury fur pet.

Conservation Status

NE Not Evaluated

Has not yet been evaluated against the criteria.

Population Stable

Life Cycle

Birth 6 kits
Lifespan 8 years

Lifespan

In the Wild
5–12 years
In Captivity
5–12 years

Reproduction

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

Rex rabbits (a domestic European rabbit with the velvety "rex" coat) are usually bred under human management; bucks can mate with multiple does and does may accept multiple bucks. Pair bonds are absent; females alone build nests and rear kits.

Behavior & Ecology

Social Colony Group: 6
Activity Crepuscular, Cathemeral
Diet Herbivore Fresh leafy greens (especially aromatic herbs like cilantro/parsley) alongside unlimited grass hay

Temperament

Species context: social, cautious prey animal; prefers predictable routines and hiding options.
Breed distinction: Rex coat is short and plush; many tolerate handling well if supported securely.
HUBS: many are calm, people-oriented companions; individuals vary from bold to very reserved.
Often playful and curious; may be more confident with early, gentle socialization and enrichment.
Can be sensitive to rough surfaces and pressure; careful handling reduces stress-related reactivity.
Health concern (breed-leaning): higher risk of sore hocks on hard/wire flooring; provide soft bedding.
Care requirement: avoid over-brushing; protect coat/skin from abrasion and keep nails trimmed.

Communication

Soft tooth purring (quiet tooth grinding) during relaxation
Loud tooth grinding during pain or distress
Occasional squeal when frightened or hurt
Soft honks/grunts during excitement or courtship behaviors
Thumping hind feet to signal alarm or displeasure
Body posture: crouching, freezing, or stretching out to indicate comfort level
Ears and tail position for attention, irritation, and arousal states
Chinning and scent marking to claim objects and preferred areas
Allogrooming and nose-to-nose contact to reinforce bonds and hierarchy
Nipping or lunging as boundary-setting; often reduced by space and neutral introductions
Binkies and zoomies as high-arousal play and positive welfare indicators

Habitat

Biomes:
Temperate Grassland Temperate Forest Mediterranean Desert Hot Desert Cold Savanna Tropical Dry Forest Boreal Forest (Taiga) Tundra Alpine Wetland +5
Terrain:
Plains Hilly Valley Coastal Sandy Rocky
Elevation: Up to 6561 ft 8 in

Ecological Role

Primary herbivorous grazer/browser and prey species (species context), while the Rex breed is primarily a domestic companion with the same functional dietary niche when feral/escaped.

Vegetation cropping and maintenance of grass/forb communities Nutrient cycling via fecal deposition and cecotroph production Seed dispersal (limited, via ingestion/movement) Soil disturbance/aeration where rabbits dig or burrow (species context) Supporting food webs as prey for carnivores in naturalized populations

Diet Details

Other Foods:
Grass hay Leafy greens Grasses and herbaceous plants High-fiber pellets Non-starchy vegetables and small fruits Water

Human Interaction

Domestication Status

Domesticated

The European rabbit (Oryctolagus cuniculus) was tamed in the Iberian Peninsula/SW Europe, kept from medieval times and spread worldwide. Humans bred rabbits for tameness, colors, body type, and production. The Rex arose in France around 1900 from a fur mutation giving a short, dense velvet coat; used for fur, shows, pets, meat, and labs; escapes can form invasive feral populations.

Danger Level

Low
  • scratches or minor bites when frightened or improperly handled
  • allergies/asthma triggers from dander/hay/urine ammonia in poorly ventilated housing
  • zoonotic/dermatologic issues are uncommon but possible (e.g., ringworm; external parasites) with poor hygiene or exposure to infected animals
  • indirect public health risk via bites to immunocompromised people is low but possible (opportunistic bacterial infection from any animal bite)

As a Pet

Suitable as Pet

Legality: Rex Rabbit (Oryctolagus cuniculus) is usually legal as a pet in many countries and U.S. areas, but some places ban or strictly limit rabbits (e.g., Australia). Check local laws, HOA, and rental rules.

Care Level: Moderate

Purchase Cost: $30 - $250
Lifetime Cost: $3,000 - $12,000

Economic Value

Uses:
Companion animal trade Show/exhibition (breed clubs, youth programs) Fur/fiber (historical and limited modern niche) Small-scale breeding (pet and show stock)
Products:
  • companion rabbits
  • show-quality breeding stock
  • rex pelts/fur garments or trim (historical; niche today)
  • husbandry supplies and veterinary services demand (indirect economic value)

Relationships

Related Species 5

Ecological Equivalents 4

Animals that fill a similar ecological role in their ecosystem

Wild European rabbit Oryctolagus cuniculus Rex rabbits (Oryctolagus cuniculus) have a recessive 'rex' gene that produces short, dense, velvety fur. They shed less but require gentle care, warmth, regular skin checks, and a diet of hay, pellets, and greens, plus water and exercise.
Guinea pig
Guinea pig Cavia porcellus Similar niche as a small-bodied terrestrial herbivore frequently kept as a companion animal. Both are hindgut fermenters and require high-fiber diets and consistent environmental temperatures. Key difference: guinea pigs require dietary vitamin C; rabbits do not.
Mountain beaver
Mountain beaver Aplodontia rufa Terrestrial, burrow-associated herbivore that functions as prey for many mesopredators; shares the general ecological role of a small-to-medium-sized plant-eating mammal that influences vegetation and serves as a staple prey base.
American pika Ochotona princeps Another lagomorph exhibiting herbivorous grazing and predator-prey dynamics. Comparable role as a small mammal herbivore subject to strong predation pressure, though occupying very different habitats.

Summary

Also known as the “King of Rabbits,” the Rex rabbit originated in France in 1919. Not to be confused with the much smaller Mini Rex, the Rex rabbit is a medium-sized breed weighing 7.5 to 10.5 pounds on average. Rex Rabbits have unusually broad heads and plush fur that distinguish them from other domestic rabbits. Due to their fur and size, they currently rank as one of the top rabbit breeds used in meat and fur production. 

5 Rex Rabbits Facts

  • There are 9 different Rex rabbit breeds, one of which is the standard Rex popular in the US. 
  • The first Rex rabbits were bred in France sometime around 1919 from wild gray rabbits. 
  • Like other large rabbits, female Rex rabbits feature a large skin flap under the chin called a dewlap.
  • Given their large size and plush fur, Rex rabbits are among the most popular domestic rabbit breeds used in the meat and fur industries. 
  • On average, Rex rabbits live for around 6 to 8 years. 

Rex Rabbit Scientific name

There are approximately 305 known domestic rabbit breeds, and all of them share the same wild ancestor, the European rabbit. As a result, all domestic rabbits – including the Rex rabbit – have the same scientific name, Oryctolagus cuniculus. The word Oryctolagus derives from the Ancient Greek words oryktos, which means “dug up,” and lagos, or “hare.” Meanwhile, the meaning behind cuniculus is less straightforward. In Latin, cuniculus primarily means “burrow” or “underground dwelling.” However, it can also apply to “rabbits” in general. 

Rex Rabbit Appearance 

The most noticeable feature of the Rex rabbit has to be its magnificent fur. Rex rabbits possess short, dense fur that is often described as plush or velvety. Their fur is especially soft because Rex rabbits lack guard hairs, which are the outer hairs that grow on most mammals and are usually quite coarse and thick. The American Rabbit Breeders Association recognizes 16 different colors for the Rex rabbit breed. Some of the colors include black, blue, chocolate, chinchilla, lilac, opal, amber, white, and red. 

Show standards distinguish between both Solid and Broken colors for Rex rabbits. There is no accepted marking pattern for Rex show rabbits. That said, their hair shouldn’t measure shorter than half an inch and no more than ⅞ of an inch. Additionally, the hair should measure uniform in length across the entire body. 

The Rex rabbit is a medium-sized breed that could also classify as large depending on the specimen. Ideally, they will weigh between 7.5 and 10.5, with does (females) weighing slightly heavier than bucks (males) on average. The body is quite round, while the head is slightly broad compared to other rabbits. Meanwhile, the erect ears are rather proportionate while appearing relatively small.

Rex rabbit appearance

While the Rex rabbit is known for its silky, plush fur, it is perhaps more well-known as a house pet.

Rex Rabbit Behavior

While Rex rabbits are primarily sought-after for their amazing coats, they are also known for their wonderful temperaments. Compared to some rabbits, which can act rather skittish, Rex rabbits are quite outgoing and gregarious. They like to socialize with rabbits and interact with their owners and other people. Additionally, Rex rabbits enjoy being picked up and petted. So long as you handle them gently, they respond positively to touch. 

Rex rabbits are suitable for all sorts of people, including first-time owners, seniors, and families with children. They are quite trusting by nature and are also relatively easy to train. With practice, they can be litter trained, learn to play games, and also come when you call their name. Just make sure you don’t leave your Rex unattended for too long, as they can get in trouble and injure themselves. 

Rex Rabbit Habitat

The first Rex rabbits were developed in France in 1919. They then spread to much of Europe by 1925 and arrived in the United States around 1924. As a domestic breed, Rex rabbits do not live in a specific type of habitat. Given their size, owners can choose to either keep them inside in a cage or outdoors in a hutch. At a minimum, an adult Rex rabbit requires around 12 feet of cage space and about 32 square feet of space in which to play. When not inside, you can often find Rex rabbits playing outdoors in their owner’s gardens, yards, and porches. Although you’re unlikely to find them in the wild, you may find escaped Rex rabbits in meadows, fields, or parks. 

Rex Rabbit Diet

Rex rabbits are herbivores that eat a diet that is made up almost exclusively of plant matter. Their preferred food is hay grasses such as Timothy, oat, orchard, and meadow hay, which should equal about 80% of their diet. In addition to hay, Rex rabbits can also eat small amounts of fresh vegetables and fruits. Some safe options include leafy greens, carrots, broccoli, parsnips, berries, and apples. Many pet owners also choose to provide their Rex rabbit with a small amount of rabbit-formulated pellet food. The amount of food each Rex rabbit needs will depend on their age, sex, size, and general health condition. 

Rex Rabbit Predators and threats

As a domestic breed raised for shows, meat, fur, and as pets, Rex rabbits do not have any natural predators. However, that doesn’t mean that they have nothing to fear from other animals. Large cats and most dogs can seriously injure a Rex rabbit, which is why you should pay extra care if you keep a Rex rabbit and other pets at home. Additionally, you’ll have to keep a close eye on your Rex rabbit if you let it play outside. When outside, Rex rabbits must watch out for predators, including birds of prey, coyotes, badgers, and foxes. Small Rex rabbits are also threatened by tinier predators such as weasels, ferrets, and stoats

Along with predators, Rex rabbits are also threatened by common ailments that affect the majority of rabbit breeds. Common ailments include respiratory and digestive issues, uterine cancer, dental conditions, mites, and parasites. You’ll want to take your Rex rabbit to a vet that works with rabbits if your rabbit gets sick or is dealing with a congenital issue. 

Rex Rabbit Reproduction and Life Cycle

On average, Rex rabbits reach sexual maturity between 3.5 and 6 months old, with bucks maturing sooner than females. Generally speaking, the longer you can wait before breeding a female, the better. Rabbits can act quite territorial, especially when it comes to mating, particularly the females. As a result, most breeders take the does to a buck’s cage when it’s time to breed. Breeding sessions typically happen one right after the other in order to increase the chance of conception and pregnancy.  

The gestation period of the Rex rabbit lasts around 31 days, with an average litter size of 6 to 8 babies, known as kittens. That being said, a litter can contain anywhere from 2 to 12 kittens. During the first 2 weeks of life, rabbit kittens live solely on their mother’s milk. By the time they reach 2 weeks old, they begin to eat a small number of grasses and other food and are fully weaned by the time they reach 1 to 2 months old.   

Typically, Rex rabbits live anywhere from 6 to 8 years. That said, the life expectancy of a Rex rabbit can vary greatly depending on its underlying health conditions and genetic factors. Some of the common ailments that Rex rabbits suffer from include digestive and respiratory issues, malocclusion, and uterine cancer. 

Rex Rabbit Population

The first Rex rabbits were bred in 1919 from a litter of wild gray rabbits. Thanks to their quality meat and beautiful, velvety fur, they quickly became popular both within the commercial sector and amongst specialized breeders. Within just a few years, they spread to surrounding European countries and arrived in the United States as early as 1924. Today, you can find Rex rabbits wherever domestic rabbits are kept. Given a lack of available data, it’s hard to say for sure how many Rex rabbits there are worldwide. That said, due to their popularity and commercial-quality fur, Rex rabbits will likely not go away anytime soon. 

Rex Rabbit Locations:

Given that the Rex rabbit is a popular breed, you can find it anywhere that domestic rabbits are kept. That said, it’s most popular in Europe and the United States due to the presence of dedicated Rex rabbit clubs in both regions. It’s hard to determine exactly where you can find Rex rabbits due to a deficit of data. However, you can probably claim with a high degree of probability that you can find Rex rabbits in all 50 states.

Rex Rabbit Conservation Status:

The Rex rabbit is a domestic rabbit breed, and as such, little data exists on its population or distribution. As a result, the IUCN has Not Evaluated the Rex rabbit’s conservation status. On the other hand, the conservation status of the wild ancestor of the Rex rabbit is well understood. The Rex’s ancestor – the European rabbit – is declining in its native Iberia and in other parts of Europe. For this reason, the IUCN lists the European rabbit as an Endangered species. 

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Rex Rabbit FAQs (Frequently Asked Questions)

Like all rabbits, Rex rabbits are herbivores that eat plant matter. Rex rabbits eat a diet that is mostly made up of hay grasses along with some fresh vegetables, fruits, and pellet food.