A rabbit’s front teeth grow continuously, up to two to three millimeters every week, for the animal’s entire life. That is by design: wild rabbits grind coarse grass for hours each day, and the wear keeps their teeth in balance. Pet rabbits eat the same way, but when their diet is too soft, teeth overgrow and the result is pain, weight loss, and sometimes a life-threatening gut shutdown. The good news is that most dental disease is preventable with the right feeding setup.
Why Rabbit Teeth Never Stop Growing
Rabbits have 28 open-rooted teeth: incisors at the front and a set of cheek teeth hidden far back in the mouth. All of them grow constantly. Normal wear comes from chewing hay with a wide, side-to-side grinding motion. If the upper and lower teeth do not meet correctly, a condition called malocclusion, or if the rabbit simply does not grind enough fibrous food, sharp spikes called spurs form on the cheek teeth. These spurs cut into the tongue and cheeks, and overgrown incisors can curl into the lips or the roof of the mouth. Some lop-eared and dwarf breeds have compressed skulls that make misalignment more likely, so their owners need to stay extra alert.
Hay Is the Best Toothbrush Your Rabbit Has
Nothing else wears rabbit teeth down the way long-stem hay does. Hay demands the side-to-side grinding motion, and its natural silica adds extra abrasion. Pellets are crushed between the teeth in seconds and contribute almost nothing to wear, while muesli-style mixes let rabbits cherry-pick the soft, sugary pieces and skip the fiber entirely.
- Fill a hay rack with timothy or meadow hay and refill it often; hanging a rack inside the rabbit hutch encourages all-day nibbling between naps.
- Aim for hay and grass to make up at least 85 percent of the diet, roughly a pile the size of the rabbit’s body each day.
- Keep pellets to a measured supplement, around one to two tablespoons per kilogram of body weight.
- Offer daily leafy greens and safe chew woods such as willow or untreated apple branches as a bonus, not a hay replacement.
- Bed the hutch on hay rather than straw so the rabbit eats while resting too.
Warning Signs Every Owner Should Know
Rabbits are prey animals and hide pain until a problem is advanced, so subtle changes matter. Watch for:
- Dropping food while eating, or chewing on one side only (called quidding)
- A wet, matted chin from drooling
- Choosing soft foods and ignoring hay
- Weight loss and fewer or smaller droppings
- Watery eyes, since overgrown tooth roots press on the tear ducts
- Lumps or bumpy ridges along the jawline
- Bad breath or facial swelling under the jaw
Any of these deserves a rabbit-savvy vet within the same week, and a rabbit that has stopped eating is an emergency, because a rabbit’s gut can stall within hours.
What Happens at the Vet
The incisors are easy to see, but cheek teeth can only be examined properly with a speculum, often under sedation or light anesthesia. Spurs are filed down with a rotating dental burr, never with nail clippers: clipping at home can split a tooth and drive infection into the root. Severely diseased teeth may need extraction, and skull x-rays help the vet judge the roots and check for abscesses. Rabbits adapt well to life without incisors and gather food with their lips instead.
A Simple Prevention Checklist
| Habit | How often |
|---|---|
| Unlimited fresh timothy or meadow hay | Every day, refilled constantly |
| Measured pellets and leafy greens | Daily, in small portions |
| Home check of incisors, chin, and jawline | Monthly |
| Weigh your rabbit | Weekly or biweekly |
| Vet dental exam | At least once a year |
Run your fingers along the jawline during cuddle sessions so you learn what is normal, and glance at the front teeth when your rabbit yawns. Pair that with an endless hay supply and an annual checkup, and you remove the single biggest health risk pet rabbits face. Dental disease caught early is manageable; caught late, it is painful and expensive. Your rabbit’s teeth are a daily habit, not a yearly event.