Small White pig Small White pig The Small White or Small Yorkshire was a breed of domestic pig originating in the United Kingdom and which was common during the nineteenth century. It is now extinct, but its characteristics were used in producing the Middle White and other breeds. The Small White was developed in the early nineteenth century by cross-breeding the traditional Old Yorkshire, a large white pig, with imported Chinese pigs. This created a small animal with a pure white ground colour, pricked ears, the short, wide head of the Chinese breeds and their characteristic short upturned snout. In common with the
Deaf animal Deaf animal Some strains of animals, such as white cats, have a tendency to congenital deafness. It is also not an uncommon problem for purebred dogs. Some known chemicals and elements can also affect deafness in animals. Deafness can occur in almost any breed of cat or dog. This includes both pure-breed and mixed-breed animals although there may be more prevalence in some specific breeds. "The association between patterns of pigmentation and deafness in the dog has a long-documented history, with reports dating back over one hundred years. Long suspected of having a genetic basis, the search for loci with