In that case, Mammals are also extinct, replaced by Cats, Dogs, Bears, Primates, etc. Actually, scratch that: cats (felidae) are also extinct, replaced by leopa

In that case, Mammals are also extinct, replaced by Cats, Dogs, Bears, Primates, etc. Actually, scratch that: cats (felidae) are also extinct, replaced by leopards, cheetahs, servals, house cats, etc. Actually, scratch that: house cats are also extinct, replaced by tabbies, Siamese cats, Maine Coons, etc. See the problem?