Do Dogs Have Belly Buttons? What Every Owner Should Know in
Do dogs have belly buttons? Yes! Learn where to find them, what they mean for your dog's health, and when a belly button signals a vet visit.
If you've ever rubbed your dog's belly and wondered, "Do dogs have belly buttons?"—the answer is a definitive YES. Every dog has a belly button, also known as an umbilicus. It's the small scar left behind after the umbilical cord is severed at birth. Unlike the prominent "innie" or "outie" you see on humans, a dog's belly button is typically a small, flat, vertical scar hidden beneath their fur on the midline of the abdomen, just below the ribcage.
While this isn't a food safety topic, understanding your dog's belly button is surprisingly important for their overall health. A normal belly button is nothing to worry about, but an abnormal one can signal a condition called an umbilical hernia—something every dog owner should know how to spot.
All dogs, regardless of breed, have an umbilicus. It's a small, often hard-to-see scar on the lower abdomen. It's completely normal and not a cause for concern unless it appears raised, swollen, or bulging—which could indicate an umbilical hernia requiring veterinary evaluation.
Where Is a Dog's Belly Button Located?
A dog's belly button sits on the ventral midline of the abdomen—the underside of the belly—roughly where the ribcage ends and the softer stomach area begins. More precisely, you'll find it about one-third to halfway down the abdomen from the base of the sternum (breastbone) to the pelvis.
In most dogs, the umbilicus appears as a small, thin, vertical line or oval scar. It's usually flat against the skin and may be slightly lighter or darker than the surrounding skin. Because dogs have fur covering this area, and the scar itself is often only a few millimeters long, it's easy to miss entirely—especially in long-haired or double-coated breeds.
How to Find Your Dog's Belly Button
- Position your dog comfortably — Have them lie on their back or stand while you gently part the fur on their underside. Most dogs are more relaxed during a belly rub session.
- Locate the midline — Run your finger down the center of the abdomen, starting just below where the ribs end.
- Feel for a small bump or indentation — The umbilicus may feel like a tiny raised ridge, a small flat scar, or a barely noticeable dip in the skin.
- Part the fur — In breeds like Golden Retrievers, Huskies, or Collies, you'll need to separate the hair to see it. In short-haired breeds like Boxers, Dobermans, or Greyhounds, it's often visible without much effort.
Pro tip from experience: The easiest time to find a puppy's belly button is during the first few weeks of life, before their coat fully grows in. If you're fostering or breeding a litter, you'll often see the dried umbilical cord stump still attached for the first 3–7 days before it naturally falls off.
Why Dogs Have Belly Buttons: The Biology Explained
Dogs are placental mammals, which means that during gestation, puppies are connected to their mother via an umbilical cord. This cord delivers oxygen and nutrients from the mother's bloodstream to the developing puppies and carries waste products back.
When a puppy is born—whether naturally or via cesarean section—the umbilical cord is severed. In natural whelping, the mother dog typically chews through the cord herself, leaving a small stump attached to the puppy's abdomen. Over the next 3 to 7 days, this stump dries up, shrivels, and falls off, leaving behind the umbilical scar—what we call the belly button.
This process is essentially the same across all placental mammals, including humans, cats, horses, and cattle. The difference is that humans tend to have more prominent belly buttons due to the way our skin heals and the structure of our abdominal wall. Dogs, with their fur coverage and different skin tension patterns, end up with much less noticeable scars.
Do All Mammals Have Belly Buttons?
All placental mammals (eutherians) have belly buttons. This includes dogs, cats, whales, elephants, and humans. However, marsupials (like kangaroos and opossums) and monotremes (like platypuses) do not have true belly buttons because their reproductive processes differ—marsupials have very short-lived umbilical connections, and monotremes lay eggs.
Umbilical Hernias in Dogs: When a Belly Button Signals a Problem
While a normal belly button is harmless, an umbilical hernia is a condition every dog owner should recognize. According to the Merck Veterinary Manual, an umbilical hernia occurs when the abdominal wall fails to close completely at the site of the umbilicus, allowing abdominal contents (usually fat, but sometimes intestine) to protrude through the gap.
| Feature | Normal Umbilicus | Umbilical Hernia |
|---|---|---|
| Appearance | Flat, small scar; flush with skin | Soft, raised bump or bulge at navel site |
| Size | A few millimeters; barely visible | Ranges from pea-sized to golf-ball-sized or larger |
| Texture | Firm, thin scar tissue | Soft, squishy; may be reducible (pushable back in) |
| Pain | None | Usually painless unless strangulated (emergency) |
| Color | Same as surrounding skin or slightly different | Normal skin color; red/purple if strangulated |
| Vet attention needed? | No | Yes — evaluation recommended |
Types of Umbilical Hernias
Umbilical hernias in dogs are classified by severity:
- Reducible hernia: The protruding tissue (usually omental fat) can be gently pushed back through the abdominal wall opening. These are the most common and least dangerous type.
- Non-reducible (incarcerated) hernia: The tissue is trapped and cannot be pushed back in. This requires closer monitoring and often surgical repair.
- Strangulated hernia: Blood supply to the trapped tissue is cut off. This is a life-threatening emergency that requires immediate surgery. Signs include a firm, hot, painful bulge that may appear red or purple.
Breeds Predisposed to Umbilical Hernias
While any dog can develop an umbilical hernia, certain breeds show higher prevalence. According to veterinary literature, predisposed breeds include:
- Airedale Terriers
- Basenjis
- Beagles
- Pekingese
- Pointers (English and German)
- Pomeranians
The condition is believed to have a genetic component, which is why responsible breeders screen for it. The American Kennel Club notes that reputable breeders will disclose any hernias found in their puppies and often repair them at the time of spay/neuter surgery.
Treatment Options and Costs for Umbilical Hernias
If your vet diagnoses an umbilical hernia, treatment depends on the hernia's size, whether it's reducible, and your dog's age and overall health.
| Approach | When Used | Estimated Cost (2026) | Recovery Time |
|---|---|---|---|
| Monitor (watchful waiting) | Very small, reducible hernias in puppies under 6 months; some close on their own | $0–$65 (routine exam fee) | N/A |
| Repair during spay/neuter | Most common approach; hernia closed surgically while dog is already under anesthesia | $50–$200 additional (on top of spay/neuter cost of $200–$600) | 10–14 days |
| Standalone surgical repair | Larger hernias, non-reducible hernias, or adult dogs not scheduled for spay/neuter | $400–$1,200 (includes anesthesia, surgery, post-op care) | 10–14 days |
| Emergency strangulation repair | Strangulated hernia — immediate surgery required | $1,500–$4,000+ (emergency clinic fees, possible bowel resection) | 2–4 weeks depending on severity |
Most veterinarians recommend repairing umbilical hernias at the time of spay or neuter surgery (typically between 4–6 months of age). This approach is cost-effective because the dog is already under anesthesia and the abdomen is already open, so closing the hernia adds minimal time and cost to the procedure.
Contact your veterinarian or an emergency clinic right away if your dog's belly button area shows any of these signs:
- Sudden swelling or increase in size of a known hernia
- The bulge becomes firm, hot, or painful to touch
- Red, purple, or dark discoloration of the skin over the hernia
- Vomiting, loss of appetite, or lethargy alongside a bulging navel
- Your dog is straining or crying when the area is touched
These may indicate a strangulated hernia, which can become fatal within hours without surgery. Consult your veterinarian for any concerns about your dog's umbilicus.
Common Myths About Dog Belly Buttons
There's a surprising amount of misinformation floating around about canine belly buttons. Let's clear up the most common myths:
Myth 1: "Only humans have belly buttons"
False. All placental mammals have umbilical scars. You'll find belly buttons on dogs, cats, horses, cows, and even whales. The difference is that most animals' belly buttons are small, flat, and covered in fur, making them harder to spot.
Myth 2: "If you can't see it, your dog doesn't have one"
False. Every dog has an umbilicus. In heavily coated breeds like Old English Sheepdogs or Chow Chows, you may never see it without shaving the area—but it's always there.
Myth 3: "Belly buttons in dogs mean something is wrong"
False. A flat, normal belly button is simply a scar from birth. It's as natural as the scar from any healed wound. Only raised, bulging, or discolored areas at the navel site warrant veterinary attention.
Myth 4: "Dogs have innies and outies like humans"
Mostly false. While a dog's umbilicus can technically be slightly indented or slightly raised, the distinction isn't nearly as pronounced as in humans. A significantly raised or protruding "outie" in a dog is more likely to be an umbilical hernia than a normal variation.
Checking Your Dog's Belly Button: A Routine Health Habit
Incorporating a belly button check into your regular at-home health routine is a smart practice. Here's how to make it part of your monthly wellness check:
- During belly rubs or grooming sessions, gently palpate the midline of the abdomen. You should feel smooth, flat skin with no bumps or bulges.
- After spay/neuter surgery, monitor the area near the surgical incision. The spay incision runs along the midline and may be close to the umbilicus—watch for redness, swelling, or discharge at either site.
- With puppies, check the navel area weekly for the first few months. Small hernias sometimes close on their own by 3–4 months of age, but any that persist or grow should be evaluated.
- In adult dogs, a quick monthly feel is sufficient. If you notice any new lump, bump, or change in the navel area, schedule a vet visit.
This habit pairs well with other routine checks: examining teeth and gums, feeling for lumps along the body, checking ears for discharge, and assessing body condition score (BCS). According to the AVMA, regular preventive care checks at home complement annual veterinary wellness exams and help catch issues early.
Frequently Asked Questions
Can I see my dog's belly button?
Yes, but it takes effort in most dogs. Short-haired breeds like Boxers, Vizslas, and Greyhounds make it easiest. In long-haired or double-coated breeds, you'll need to part the fur carefully. Puppies are the easiest—their belly buttons are most visible before their adult coat grows in, typically in the first 4–8 weeks of life.
Is it normal for my dog's belly button to stick out?
A slight bump can be normal, but a noticeably protruding or soft, squishy bulge at the navel site is more likely an umbilical hernia. While small hernias are common and often not dangerous, they should be evaluated by a veterinarian to determine if surgical repair is needed.
Do puppies have belly buttons?
Yes! Puppies have belly buttons from birth. In fact, you may see the dried umbilical cord stump still attached for the first 3–7 days after birth before it naturally detaches. The resulting scar is the puppy's belly button.
Should I clean my dog's belly button?
Under normal circumstances, no. A dog's belly button is a closed, healed scar that doesn't require cleaning. However, if your dog has just had umbilical hernia surgery, follow your vet's post-operative wound care instructions carefully—this may include gentle cleaning with a prescribed solution.
Can a belly button hernia in a dog heal on its own?
Small umbilical hernias in puppies under 3–4 months of age sometimes close spontaneously as the abdominal wall muscles strengthen. However, hernias that persist beyond 6 months of age are unlikely to resolve without surgery. Your veterinarian can assess whether your puppy's hernia needs intervention or can be safely monitored.
Does pet insurance cover umbilical hernia repair?
It depends on your policy. Many pet insurance providers classify umbilical hernias as congenital or hereditary conditions. Some plans cover congenital conditions, while others exclude them. If the hernia was noted before your policy's effective date, it will likely be classified as a pre-existing condition and excluded. Check with your insurer—companies like Trupanion, Healthy Paws, and Nationwide have varying policies on congenital condition coverage as of 2026.
Robin Maitland
All our authors care for dogs every day — read more of their work on the authors page.
