Felidae is the biological family of the cats; a member of this family is called a felid or feline. Felids are the strictest carnivores of the sixteen mammal families in the order Carnivora. The most familiar felid is the domestic cat, which first became associated with humans about 10,000 years ago, but the family includes all other wild cats including the big cats. Extant felids belong to one of two subfamilies: Pantherinae (which includes the Tiger, the Lion, the Jaguar, and the Leopard), and… (More on Felidae)