. Fur-farming in Canada . then the appear-ance is still less a guide to the real hereditary qualities, and underthese circumstances it is little or no index to what will happenwhen the mixture is bred. This fact was long a great stumbling-block to breeders, involving the business of improvement inunfortunate and as we now know, unnecessary mystery. Silver Colour Suppose that a breeder has a silver fox, which, beingReces^sVv^to I^cessive, always breeds true, and he chooses a pureRed type of red fox for a mate, being careful in order to secure pureness of type to obtain the red fox from a distri
. Fur-farming in Canada . then the appear-ance is still less a guide to the real hereditary qualities, and underthese circumstances it is little or no index to what will happenwhen the mixture is bred. This fact was long a great stumbling-block to breeders, involving the business of improvement inunfortunate and as we now know, unnecessary mystery. Silver Colour Suppose that a breeder has a silver fox, which, beingReces^sVv^to I^cessive, always breeds true, and he chooses a pureRed type of red fox for a mate, being careful in order to secure pureness of type to obtain the red fox from a district whereno melanism exists. Let the red fox be denoted by R. R. and theblack or silver fox by B. B. (As to results, the sexes are equal ininfluence.) + 1 (red) (red) (red) (red) All pups are red, but of the bastard type mentioned above, withblacker points,—legs, muzzles and ears. They are really half black,but the colour is hidden or recessive in the first generation, red beingdominant. Liibrarr. 1. A Red Fox Two Months Old, Showing a Dark Line of Blood 2. A Cross Fox, Red on Sides, Neck and Ears, September Fur 3. A Dark Silver Fox with a White Patch on His Breast4. A Black Female in October FUR-FARMING IN CANADA 25 There are now two methods by which he can proceed to securethe black colour or pure When diverse colours are mated in foxes the hybrid sometimesonly, has the proportions within the blood and does not demonstrateits parentage by its colour until the second generation. When thecrossing acts thus it is said to follow Mendels law of hybrids. Butoften the result is a blend giving a hybrid which has a proportion ofsilver fur, i. e. a cross or patch fox. And it is not strange that foxesin different districts breed thus for colour, as there are various examplesof the same phenomenon in different breeds of animals. Holsteincattle segregate the colours; Shorthorns blend in some cases. First method: + I i I i (pure r
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