I know I am not a dux person and find them reprehensible, but I wonder about education in Genetics the person in the ad has. For a sport to occur and just happen to be the same color as other dux and still be unrelated to "any" other dux of that color has me scratching my head a little...
I'm with you there. Here's my bet - gray male from the pair was carrying chocolate. Half the female offspring then hatch 'nutmeg'. Person in this ad decides they are 'sports'.