Saarloos Wolfdogs - Canadian or European Wolfdogs?

[yukidomari]

As long as this thread is alive again, I would like to say that it is circulated in studies that black coats and blue eyes in wolves are likely vestiges of prior crosses with dogs, whether known & purposely done by man or not.

http://www.wired.com/wiredscience/2009/02/blackwolves/

These are traits that have been reintroduced into wolf population.