The Sphynx's distinctive hairlessness is primarily due to a mutation within the KRT71 gene, which also affects other breeds, like the Devon Rex and Selkirk Rex, albeit with diverse outcomes. This gene is chargeable for the keratinization in the hair follicle. Within the Sphynx, the mutation, often known as "hr", https://jaidenvxfjm.tinyblogging.com/considerations-to-know-about-british-shorthair-78718737