This pic is real. A polar bear came for multiple days to play with the dogs of a sled team. When the bear first arrived the owner of the dogs thought they were goners. Never once did the bear harm the dogs.
The Black Wolf is a melanistic colour variant of the grey wolf (Canis lupus). Genetic research has shown that wolves with black pelts owe their distinctive coloration to a mutation which occurred in domestic dogs, and was carried to wolves through wolf-d