This is the life of my cats and why I like them so much.
cat
noun
A carnivorous mammal (Felis catus) long domesticated as a pet and for catching rats and mice. b : any of a family (Felidae) of carnivorous usually solitary and nocturnal mammals (such as the domestic cat, lion, tiger, leopard, jaguar, cougar, wildcat, lynx, and cheetah).
Example: ralis muscle wouldn't have evolved as much as the cat, which is defined as an obligate carnivore.