WARNING: Pip Singleton, dog warden and animal welfare for Worcestershire Regulatory Services, pictured with a female stray Staffordshire Bull Terrier, is urging dog owners to get their pets vaccinated DOG owners are being urged to vaccinate their dogs after a stray was discovered in Worcester with a potentially killer disease which is on the increase across the county. Bourbon, who was found earlier this month wandering the city streets, was diagnosed with Parvo when he was picked up by Worcestershire Regulatory Services’ Dog Wardens.