This marking has the appearence of a wing of a bird. The colour of this marking is always a bit darker than the base coat and can't be bigger than the exemple.
It has it own genes: Orn_
-Will always pass the Ornithurae gene: OrnOrn
-Won't always pass the Ornithurae gene: Ornorn or nOrn
It has it own genes: Orn_
-Will always pass the Ornithurae gene: OrnOrn
-Won't always pass the Ornithurae gene: Ornorn or nOrn