From what I’ve heard roux + fee will create a lighter colored roux, and if you breed the light one to another fee, you can get even lighter roux if some offspring carry roux and two copies of fee. As far as how these came about and what they are called, I’m not sure, that male looks like golden...
The way sex linked genes work is you need a male that is scarlet or Egyptian, and you breed it to a female that does not have the roux gene, so anything but scarlet or Egyptian. Your range roo may be the son of sex link’s, so he carries the gene but doesn’t show it. If you bred him to a non...
That looks like a wild pattern with the roux gene, which is an Egyptian. But the speckles on the chest look closer to a scarlet, which is the roux gene on a range pattern. The range patterns can be partially dominant, so if the bird carries the wild pattern gene, you will see lacing and barring...
Someone posted on another thread about having a white chick. When I opened this thread and saw the original photos of the fee vs pharaoh, the color of the fee chicks down (not the dark stripes) looks like the color of the white chick posted, so I wonder if the fee gene might remove the yellow...