Although there are legends about humans joining wolf packs, this has never been proven. Therefore, this statement is an opinion. Some Inuit people use wolves as work animals. Fact It has been observed that some Inuit people have used wolves as work animals. This fact is true.
Wolves can dig with their paws.
Fact Scientists have observed wolves digging out dens. Wolves will gang up on a member of their pack. Opinion Watch out for the language used in this statement. Wolves have a nine-week gestation period. Fact The gestation period of wolves is a scientifically proven fact.