Big Wig is one of the secondary protagonists of the Richard Adams novel, and its subsequent film adaptation, Watership Down. A former occupant of his own warren, Big Wig joins Hazel's animal group as one of their number. Though featured as a former rival to Hazel, he later becomes one of the main enforcers of the team, along with Silver, and contributes to the effort to battle the forces of evil in Heroes vs. Villains War.