WhatMorph
Species / Ball python / Butter

Butter

Butter line Lesser
incomplete dominantBEL complexhealth cautionpartly sourced
Where these notes come from: No Butter-specific description was read; the identification rows are carried over from the Lesser description, which lists Butter as another name for the same mutation.
Complex: BEL. Complex membership is as reported by breeders and community lists; most memberships have not been proven in a lab.

How to recognise it

HeadLight brown crown, usually with a small blushed pale spot toward the neck.
PatternNormal-style alien heads but heavily blushed/washed; dark borders thin and often brown rather than jet black.
ColourBright yellow to orange side blotches with tan to mellow-orange blushing; individuals range from bright yellow/light brown to darker brown/cream.
BellyClean, crisp white with little or no marking.
EyesNot yet verified against a source.
With ageNot yet verified against a source.

Rows marked "not yet verified" are withheld until they can be cited. Inheritance is the trade's usage unless a source below states it.

Visible in a single copy?

This IS the visible heterozygous form.

Super form (two copies)

Super Butter (BEL)
Not yet verified against a source.

In combination with other genes

Butter VPI Axanthic het Clown ball python
Butter VPI Axanthic het Clown
Seller's photo, used with permission. May be colour-enhanced. Morph as labelled by the seller; not DNA-tested.
Butter VPI Axanthic het Clown ball python
Butter VPI Axanthic het Clown
Seller's photo, used with permission. May be colour-enhanced. Morph as labelled by the seller; not DNA-tested.
Butter VPI Axanthic het Clown ball python
Butter VPI Axanthic het Clown
Seller's photo, used with permission. May be colour-enhanced. Morph as labelled by the seller; not DNA-tested.

These animals carry several genes at once. The caption lists everything the animal is said to be; none of them shows this gene on its own.

Health and welfare

A health concern is reported for this gene. The detail has not yet been checked against a source we can cite line by line, so it is not repeated here. Read the sources below before buying or breeding.

DNA test

A test is listed for Rare Genetics Inc: Lesser/Butter (list read 2026-11-13 on MorphMarket's page for that lab). All listed tests

Sources for this page