The coat of the traditional tabby, or ‘bullseye’ or "swirled," is the most typical fur pattern of house cats. It features wide, rounded spots on the sides and a clear ‘M’ on the forehead.

Each cat’s pattern is unique, like a fingerprint, making every calico tabby one of a kind. Noses and toe beans of calico tabby cats will reflect the mixed pigmentation of their coat and can ...

Tyler Jordan, a Canadian PhD student in the College of Veterinary Medicine at North Carolina State University says tabby cats have what is called an agouti type hair colourization pattern.