Rare black fox, whose coloration is the result of a genetic quirk, makes home in Northbrook

Rare black fox, whose coloration is the result of a genetic quirk, makes home in Northbrook

Most red foxes are — predictably, given the name of the breed — reddish in color, skewing orange.But, in Northbrook, an unusual variant of red fox has been slinking about: One with fur that’s almost all black, coloration wildlife experts say is quite rare and the result of a genetic quirk.Believed to be a male of about 15 pounds, it’s been seen in a number of places in the northern suburb over the last year or two, according to the village’s ani…