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It's important to note that the brown-red is genetically different from our Black Copper here in the states.Hi Don
OK, that makes sense that it would be across the breed colors. Please forgive my questions, as I think it's probably been beat to death over the years but I'm new and trying to get a handle on all this white feathers/white fluff talk. Is it suspected that the white feathering seen in baby wings that usually molts out (did on mine) is caused by the same gene as the white fluff/downy feathers in wing and tail? Do you know if any scientists (universities) have done any genetic studies with Marans on this white fluff subject? Would be cool to know if it could be tested for up front and then possibly know the chance that a particular bird has to throw it. It seems (from what I've gleaned on this board) that even a bird not showing this white fluff can still throw chicks with it which suggests that it's recessive. Do I have this correctly? It sounds like you have done a lot of breeding and culling to get to nice birds without this WF, and its still showing up in your breedings but less frequently? I would assume so. I'm wondering even with heavy, heavy culling, will there always be crop ups of this WF issue?
I have found this
Finally, the off-white remexs or the white feathers are to be banned of the body.
Such subjects, possibly affected by the parasitic gene (mo) or (pi) must rigorously be eliminated especially if these genes remain present after the first adult melting.
It is impossible to identify easily the chicks which have an abnormally white down notably on the head. Moreover, this fault, contrary to others, seems to show relatively few difficulties for the selection, since at the end, it almost disappears in its totality.
under "To distinguish correctly the Brown-red variety"
here http://marans.eu/ncuiang.htm#NCUI
I'm assuming that they are referring to white feathering and possibly the last paragraph is referring to the white fluff under feathering. Do you know what the "parasitic gene (mo) or (pi)" is referring to? I'm not familiar with this terminology.
Thanks! Lisa
