September 13, 1938 Boston Curtis, a brown mule, was elected the new Republican precinct committeeman for the town of Milton, Washington.
Mayor Clay Henry, a goat, served the folks of Lajitas, Tezxas drom 1986-1992 . The folks were worried about his affinity for beer.
Stubbs the cat is the incumbent mayor of Taalkeetna, Alaska and has been since 1997.
There are other even more colorful choices that have been made worldwide. All folks get tired of liars and cheats and betrayers and evildoers. That's what you get when you elect humans. Other animals are more honorable/truthful/don't try to con you or scam you or trick you. They promise nothing so they will never break a promise. They are exactly what you see and nothing more or less.