The Saarlooswolfdog is a wolfdog breed originating from the Netherlands by the crossing of a German Shepherd with a Siberian grey wolf in 1935. The offspring were then further crossed with German Shepherds.
Forest brown female
A wolfdog is a canine produced by the mating of a domestic dog with a gray wolf, eastern wolf, red wolf, or Ethiopian wolf to produce a hybrid.
An Arctic wolf/Alaskan Malamute hybrid from Lobo Park, Antequera
Genetic research has shown that wolves with black pelts owe their coloration to a mutation that first arose in domestic dogs.
"Mixed breed Dog and Wolf" from The Menageries: Quadrupeds Described and Drawn from Living Subjects by William Ogilby, 1829
A Saarloos Wolfdog