- MULE
- Obstinate one
- One of twenty on a team
- Francis
- Smuggler
- Stubborn one
- Francis of the movies, for one
- Francis was a talking one
- House slipper
- Jack's son, perhaps
- 39-Across that brays
- Moscow ___
- Carrier of burdens
- Stubbornness symbol
- Exemplar of stubbornness
- Drug runner
- One who travels with balloons
- Epitome of obstinacy
- Pertinacious one
- Grand Canyon transport
- Backless lounging slipper
- Slip-on slipper
- ____ deer
- Its daddy is a donkey
- Symbol of stubbornness
- Talkative Francis, for one
- Driven animal
- Kind of deer
- One who won't budge
- Paradigm of stubbornness
- Sterile pack animal
- Francis of 1950s films, for one
- Stubborn beast
- Ass-horse hybrid
- Horse/donkey offspring
- Stubborn person
- Stubborn sort
- Barnyard hybrid
- Drug carrier
- Filmdom's Francis, for one
- Grand Canyon pack animal
- Sterile hybrid
- Mount for a Grand Canyon trip
- Pack animal
- Backless footwear
- Four-legged Francis of film
- West Point mascot
- Animal in a team
- His back is brawny and his brain is weak/He's just plain stupid with a stubborn streak, per Bing Crosby
- Academy mascot
- Beast of burden
- Braying beast
- Symbol of stubborness
- Stubborn animal
- Team member
- Prospector's beast
- Grand Canyon site
- Lounging slipper
- Sure-footed critter
- Type of slipper
- Horse and donkey's offspring
- Stubborn critter
- Grand Canyon sight
- Slipper choice
- Backless shoe
- Plow puller
- One who's tough to budge
- Backless slipper
- Certain slip-on
- Stubborn equine
- Grand Canyon animal
- Gold rush animal
- Slip-on shoe
- Paragon of stubbornness
- Army mascot
- Obstinate animal
- Francis of '50s films
- Stubborn as a __
- . . . and the beast in the song
- Woman's slipper
- Strapless slipper
- Hybrid equine
- Grand Canyon Suite portrayal
- Inflexible one
- Balky beast
- Canyon Vistas Ride transportation
- Farm aid
- Tractor for towing canal boats.
- Hybrid hay hauler
- Heel-less slipper
- Hinny's counterpart
- Leader of the pack?
- Stubborn so-and-so
- Nonparent on the farm
- Drug smuggler
- Famous mascot.
- Mascot of Earl Blaik's team.
- Beast.
- Farm animal.
- Mascot of the Army team.
- Machine for spinning.
- Slipper.
- Small tractor for towing canal boats.
- Francis of the movies.
- Lady's slipper.
- Well known mascot.
- Small tractor.
- Spinning jenny.
- Small tractor for canal boats.
- Spinning machine.
- Familiar mascot.
- Useful animal.
- Slipper of a kind.
- Symbol of obstinacy.
- Hybrid
- West Point beast
- Prospector's transport
- Pigheaded one
- U.S.M.A. mascot
- Hinny's kin
- Truman's favorite animal
- Army eleven's mascot
- Kicker
- A hybrid
- Hinny
- Francis, e.g.
- Francis, for one
- Intractable one
- Obstinate person
- Horse-and-donkey hybrid
- Span member
- Hybrid animal
- Donkey-horse offspring
- Francis of movies
- Kind of train
- Part of a wagon train
- Wagon train puller
- Slipper without a back
- Plodding sort
- Uncooperative one
- Bedroom slipper
- Lounging footwear
- Cart puller
- Obstinate type
- Pack carrier
- Grand Canyon rental
- Person taking drugs
- Drug smuggler's courier
- 60-Down mascot
- Half-assed sort?
- Animal relative of a hinny
- Drug ___
- Farm animal that kicks
- Animal at an equine rescue
- Cocktail made with ginger beer
- Workhorse that's only part horse
- Cocktail served in a copper mug, familiarly
- Carrier of a sort
- Sterile beast
- Equine hybrid
- Allman Bros. spinoff Gov't ___
- Warren Haynes band Gov't ___
- Gov't ___
- Tom Waits "___ Variations"
- Offspring of a donkey and a horse
- Low-level smuggler
- What some are as stubborn as
- Epitome of stubbornness
- Lazy animal?
- Dope deliverer
- Stubborn creature
- It's often hard to budge
- Contraband carrier
- Hybrid farm animal
- Moscow ___ (cocktail)
- Horse/donkey hybrid
- Narc's carrier
- Draft animal
- Army.s mascot
- Slipper type
- Azimov antihero
- Comfortable slipper
- Lounging slipper, e.g.
- TV's Francis, for one
- Genus Equus member
- Grand Canyon carrier
- Missouri state animal
- Grand Canyon beast
- Low-level drug smuggler
- Stubborn beast, in a saying
- Balky equine
- Balky brayer
- Hard-to-budge beast
- Proverbially stubborn creature
- Offspring of a male donkey and a female horse
- Backless footgear
- Erie animal
- Jack's offspring
- Heel-baring slipper
- Lady slipper
- Half ass?
- Hard-to-budge sort
- Small locomotive
- Hybrid with hoofs
- Horse farm hybrid
- Paid smuggler
- Plow tower
- Mare's offspring, perhaps
- Grand Canyon ride