Warg

The warg is an intelligent and malevolent wolf that dwells among goblins, hobgoblins, orcs, and violent humanoids.

Warg (Creature 2), Witchwarg (Creature 5)

Wargs are the subject of many grim tales and campfire stories. Frightening accounts of wargs gobbling up children whole have a disturbing basis in fact, for these ravenous creatures have jaws that can unhinge like those of a serpent to gulp down small prey while the victim yet lives.