FILE: A Congo African grey parrot seen at the Bang Pra Water bird Breeding Centre located in the Chonburi Province of Thailand, These animals are confiscated from illegal traders at airports, the center is home to 68 percent of illegal wildlife. (Pho Polly’s got a potty mouth.A group of parrots at a UK zoo have been removed after repeating obscene language at visitors.Lincolnshire Wildlife Park received the five African grey parrots back in August and quarantined them together in the same room, Lincolnshire Live reported.