The Sphynx's distinctive hairlessness is mostly due to a mutation within the KRT71 gene, which also impacts other breeds, like the Devon Rex and Selkirk Rex, albeit with distinctive outcomes. This gene is responsible for the keratinization on the hair follicle. In the Sphynx, the mutation, generally known as "hr", https://thca-positive-benefits44432.thenerdsblog.com/40845986/considerations-to-know-about-british-shorthair