response: Well when kept as pets they tend to be called house cats.  This distinguishes them from other felines and felids.
original_response: Those are not house cats, which are smaller and domesticated.
history: I have a cat! It sounds like meow.. Cool, do you?  I know that they are usually carniverous, and furry. There's some other terms for cats, right?
knowledge: They are often called house cats when kept as indoor pets or simply cats when there is no need to distinguish them from other felids and felines.