Rabbit color genetics
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Rabbit Color Genetics. Coat Color. Coat color in rabbits is controlled by at least 5 known genes. 2 more are suspected. ( Aa -B-Cch-Dd-E) Our discussion will focus on what is called the A locus. A Locus.

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Rabbit Color Genetics

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Rabbit color genetics

Rabbit Color Genetics


Coat color

Coat Color

  • Coat color in rabbits is controlled by at least 5 known genes. 2 more are suspected.

  • (Aa-B-Cch-Dd-E)

  • Our discussion will focus on what is called the A locus.


A locus

A Locus

  • The A locus determines whether the rabbit will be solid colored or wild (Agouti) colored.AA – Homozygous Dominant - WildAa – Heterozygous – Wild aa – Homozygous Recessive - Solid


Father

Father

Father – Heterozygote

Aa - Agouti


Mother

Mother

Mother – Homozygous Recessive

aa - Solid (Black)


Punnet square

Punnet Square


Expected colors percentages

Expected Colors & Percentages

2/4 - Aa Heterozygous (50%) Wild color2/4 – aa Homozygous Recessive (50%) Solid


Resulting offspring

Resulting Offspring

  • 3 Wild - 2 Solid (60%/40%)


Rabbit color genetics

MotherBlue (aa-B-Ccch-dd-E

FatherChestnut (Aa-B-Ccch-Dd-E)

Chinchilla(Aa-B-cchcch-Dd-E)

Opal(Aa-B-C-dd-E)

Blue (?)(aa-B-C-dd-E)Squirrel (?)(Aa-B-cchcch-dd-E)

Black(aa-B-C-D-E)

Blue (aa-B-C-dd-E)

Blue (aa-B-C-dd-E)


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