What is a burro? ¡Mira! (photo)

At the Missouri State Fair in Sedalia, MO, last week, a question for the ages: What is a burro? [Click on the photograph to enlarge.]
PREVIOUSLY BY JIMWICH:

• My proposed redesign for the Washington Redskins mascot (toon)
• Sen. Ted Cruz explained in one handy Venn diagram (toon)
• Breaking: Japanese actor Bad Badtz-Maru cast as Chicano

JimWich has a Tumblr, you know.