In this article
- What does polydactyl mean?
- What do polydactyl Maine Coon paws look like?
- What causes polydactyly in Maine Coons?
- Is polydactyly harmful?
- Paw care for a polydactyl Maine Coon
- Does TICA recognize polydactyl Maine Coons?
- Are polydactyl Maine Coons bigger?
- Why are polydactyl cats associated with New England?
- FAQs
- Related Maine Coon guides
- Sources and review
A polydactyl Maine Coon has more than the usual number of toes. The trait has a long historical association with Maine Coons, but not every Maine Coon carries it, and modern genetic research shows that feline polydactyly can arise from more than one genetic cause.
The extra toes are usually most obvious on the front feet and can create a broad “mitten” appearance.
What does polydactyl mean?
“Polydactyl” simply means extra digits. A standard cat normally has five toes on each front foot and four on each rear foot, for 18 total.
A polydactyl cat may have one or several additional digits. Arrangement matters more than the total number because extra claws can point or grow differently and may need special trimming attention.
What do polydactyl Maine Coon paws look like?
| Common appearance | Description |
|---|---|
| Mitten-type | Extra digit positioned toward the inside, giving a thumb-like look |
| Broad front paw | Several digits create an especially wide foot |
| Four-foot polydactyly | Extra digits occur on both front and rear feet |
| Asymmetric count | One foot may have a different number than another |
Not every extra digit is fully functional or aligned like a normal toe.
What causes polydactyly in Maine Coons?
Polydactyly is inherited, but there is no single universal “Maine Coon polydactyl gene.” Hamelin and colleagues’ 2020 study found genetic heterogeneity: different genetic causes can produce similar extra-toe traits in Maine Coon lines. In the families studied, inheritance was autosomal dominant with incomplete penetrance and variable expression.
That study also described dominant inheritance with variable expression in affected families. In practical terms, a polydactyl parent can pass the trait to kittens, but the number and arrangement of extra toes can vary.
Is polydactyly harmful?
Simple inherited polydactyly is often compatible with normal life. The presence of extra toes alone does not mean the cat has a disabling skeletal disorder.
The practical issues are usually mechanical: extra claws can curve into nearby pads, hide between digits or receive less natural wear. Any abnormal gait, pain, swelling or repeatedly injured claw deserves veterinary examination rather than being blamed on “just the extra toes.”
Paw care for a polydactyl Maine Coon
Check every toe regularly, including small inner digits that are easy to miss.
A sensible routine includes:
- count and locate every claw;
- trim claws that do not wear normally;
- check skin folds between crowded toes;
- watch for ingrown nails, redness or odor;
- mention unusual digit structure at routine veterinary exams.
The hardest claw to maintain is usually the one you forget exists.
Does TICA recognize polydactyl Maine Coons?
TICA publishes a separate Maine Coon Polydactyl (MCP) standard. That makes polydactyl Maine Coons formally recognized within TICA’s system.
Registry treatment is not identical everywhere, so breeders should state which registry they use and how polydactyl cats are recorded there.
Are polydactyl Maine Coons bigger?
Their feet can look larger because they contain extra digits, but polydactyly does not by itself establish that the cat’s entire body will be larger.
Claims that extra toes create a “giant line” should be treated as marketing unless the breeder can separate actual adult size data from paw shape.
Why are polydactyl cats associated with New England?
Extra-toed cats have a long cultural association with seafaring communities and New England, and the trait became part of Maine Coon history. Historical stories often claim sailors favored them for climbing or catching mice.
Those stories are plausible folklore, but they should not be presented as proven functional advantages without historical evidence.
FAQs
How many toes can a polydactyl Maine Coon have?
More than the normal 18. The exact number varies, and record-setting cats should not be treated as the breed norm.
Are polydactyl Maine Coons rare?
There is no reliable worldwide frequency estimate covering the entire Maine Coon population. Availability in a particular cattery does not establish breed-wide rarity.
Is polydactyly genetic?
Yes. Multiple genetic variants can produce feline polydactyly, and inheritance in studied Maine Coon families is consistent with dominant effects with variable expression.
Do extra toes need special care?
Often only routine monitoring and nail trimming, but unusual claws can overgrow or irritate nearby skin if they are missed.
Is a polydactyl Maine Coon a separate breed?
No. TICA recognizes a Maine Coon Polydactyl category/standard, but it remains part of the Maine Coon breed family rather than an unrelated breed.
Related Maine Coon guides
- Maine Coon Physical Traits
- How to Tell If Your Cat Is a Maine Coon
- Maine Coon Cat Breed Guide
- How Much Does a Maine Coon Cost?
Sources and review
Key reference: Hamelin and colleagues (2020): genetic heterogeneity of polydactyly.
Additional source notes: Hamelin et al. (2020), Genetic heterogeneity of polydactyly in Maine Coon cats; TICA Maine Coon Polydactyl standard; CFA Maine Coon standard..
Editorial fact-check: September 29, 2026. This article has not been reviewed by a veterinarian.
