We felt that the police needed a label, a label other than that fear image that they carried in the community. So we used the pig as the rather low-lifed animal in order to identify the police. And it worked.
Source: In Voices of Freedom, by Henry Hampton, 1990.
-- Huey P Newton, ( 1942-1989), US political activist; He was cofounder, with Bobby Seale, of the Black Panther Party, Oct 1966.