New to the color canaries: the Cobalt factor? Never heard of it — you will certainly say that when reading this inscription, and rightly so: the term Cobalt has never been used in connection with color canaries until now. This is a phenomenon that grower Fr. Heller first described it last year in an article entitled Breeding Canaries — Added Mutations (Bird Friends, part 2), which he described as super-oxidation in plumage . Retrospective I still remember well that at the 1995 DKB World Championship in Ulm there was a strain of color canaries red-black gray from breeder H.
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