Cat B refers to a classification of cats that are typically larger and more robust than domestic cats. This category often includes breeds such as Maine Coon and Norwegian Forest Cat, known for their strong build and thick fur. These cats are generally friendly and sociable, making them popular pets. In terms of care, Cat B breeds may require more grooming due to their long fur. They are also known for their playful and active nature, often enjoying interactive playtime with their owners. Regular exercise is important to keep them healthy and happy.