Which mammal species use wolf burrows?

While denning, wolf breeders dig burrows quite often. At the same time fairly frequently wolf pups may be situated on a coach-den in close proximity to the burrow-dens that were created by their parents, but not inside one of these burrows. An interesting question may be raised. Which mammal species use wolf burrows afterwards? Of course, small insectivores and rodents visit such burrows regularly. There is no any doubt in that. But which bigger mammal species may use former wolf burrow-dens?

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