Twenty. Polydactyl cats (a cat with 1-2 additional toes on their own paws) have this as a result of a genetic mutation. These cats will also be referred to as “Hemingway cats” mainly because author Ernest Hemingway reportedly owned dozens of them at his household in Critical West, Florida. Observe: https://cat-repellent56655.snack-blog.com/36442742/the-best-side-of-cat-repellent