NO dog would be a libertarian, period. They are way too selfless for that, as are most cats. Libertarianism is a human perversion.
"Maxim Eight: The passions are the only advocates which always persuade. They are a natural art, the rules of which are infallible; and the simplest man with passion will be more persuasive than the most eloquent without." - Francois Duc De La Rochefoucauld.