 The breed's colors vary widely, with only lilac and chocolate disallowed for pedigree.Reputed for its intelligence and playful, gentle personality, the Maine Coon is often cited as having "dog-like" characteristics.Professionals notice certain health problems recurring in the breed, including feline hypertrophic cardiomyopathy and hip dysplasia, but reputable breeders use modern screening methods to minimize the frequency of these problems.