Get

In Your Inbox

Catster is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Learn more.

Do Ragdoll Cats All Have a Primordial Pouch? Feline Anatomy Explained

Fluffy Ragdoll

All cats, including Ragdolls, have a primordial pouch. Whether it’s noticeable or not is another matter. Ragdoll cats are often mistaken for being overweight due to their large size and extra fluffy coats. The primordial pouch also adds to this misconception, as it looks like a large belly swinging underneath them. Primordial pouches are a necessary component of a cat’s physiology, containing skin, fur, and fat, but they aren’t an indication that your cat is overweight.

divider cats oct 2024

What Is a Primordial Pouch?

All cats, Ragdoll or otherwise, have a primordial pouch, but the pouch varies in size between individual cats. Some have distinct “paunches” sagging below their belly, while others’ primordial pouches are almost undetectable. The primordial pouch is most visible when cats are running, as it swings back and forth during movement.

The reason that cats have primordial pouches isn’t entirely clear, but scientists have developed three theories for why they exist:

  • The pouch protects a cat’s internal organs during fights with other cats or predators.
  • The primordial pouch stretches during running, enabling cats to move faster and providing them with more agility to catch prey or evade predators.
  • The pouch provides more space in the abdomen to accommodate large meals, an evolutionary remnant from when cats were wild and sometimes went for days without food.
white ragdoll Primordial Pouch
Image Credit: Chase Dekker, Shutterstock

Differentiating Between the Primordial Pouch and Obesity

While many owners recognize that it is the primordial pouch, rather than extra weight, that makes their cat look “fat,” it’s important not to miss other signs of obesity because of a large primordial pouch.

Feline obesity is a common problem in domestic house cats. While outdoors, feral cats have to run and hunt for food, domestic cats don’t get nearly as much exercise, and many are overfed. The consequences of obesity are serious. At best, your cat’s movement becomes limited, and their quality of life declines. At worst, an obese cat can develop diabetes, arthritis, and cardiovascular disorders.

The best assessment of a cat’s physical condition is to use a Body Condition Score. This assesses how much fat is covering a cat’s ribs, profile, and head to determine whether a cat is of normal weight, overweight, or obese. It can tell you if your cat is underweight, too. Cats that are considered obese will have a large enough fat layer that you can’t feel their ribs or spine underneath.

If your cat has a distinct primordial pouch, it can hide early signs of weight gain, so it’s important to monitor your cat’s overall body condition on a regular basis and adjust their diet and exercise routine accordingly. If you have concerns about your cat’s weight, consult with a veterinarian to develop a plan to get it under control.

Need veterinary advice but can't get to the clinic? Catster recommends PangoVet, our online veterinary service. Talk to a vet online and get the answers and advice you need for your cat without having to leave your living room — all at an affordable price!

PangoVet_Mention-in-Content for PangoVet2 save money

divider cats oct 2024

Primordial Pouches in Ragdolls

Due to their large size, Ragdoll cats can have more noticeable primordial pouches than other breeds. They also have a long, thick coat that can hide early signs of obesity. While the primordial pouch is normal, it’s important to regularly assess your cat’s body condition and intervene if your cat is gaining weight.


Featured Image Credit: Serita Vossen, Shutterstock

Want content like this delivered to you?

Sign Up For Our Newsletter

News, insights, expert advice, and everything cat

* By submitting, you agree to our Terms & Conditions and Privacy & Cookies Policy.




How useful was this post?

Click on a star to rate (you can leave written feedback after clicking submit)

Help us improve Catster for pet parents!

Your feedback really matters.

What did you like about this post? Also how can we improve it?

Join the conversation

Leave a Reply

You’re very welcome to leave a comment or question. Please know that all comments must meet our community guidelines, and your email address will NOT be published. Let’s have a positive and constructive conversation.


Talk With A Vet Online

Peace of mind,
anywhere, anytime

Affordable vet advice

Why Does My Cat Move Their Water Bowl? 4 Vet Verified Reasons

Cats are curious creatures. They are entertaining but can certainly be a challenge at times. Cats can also leave you scratching your head...

How to Read Cat Food Labels: Vet Approved Advice

Knowing how to read cat food labels is the difference between making sure your feline has a healthy, balanced diet or accidentally feeding...

What Kind of Cat Breed is Ferguson in New Girl? Feline Celebrities Facts

If you’re a fan of the sitcom New Girl, you’re probably a fan of the cat Ferguson. Even if you’ve never seen the...

My Cat Ate Silica Gel! Here’s What to Do (Vet Answer)

Cats are curious and love to play. The trouble is, cat-proofing your house is difficult. Cats are well-known for seeking out things they...

More related

Homemade Low-Carb Chicken Cat Food Recipe: Dr. Lucky’s Meal Planning for Cats

It’s not unusual to browse social media and see someone preparing an at-home meal for their beloved pets. For me, the fascination with...

How Do You Give a Cat Lactulose? (7 Vet Approved Methods)

Lactulose is a stool softener often prescribed to ease feline constipation. The product pulls moisture into your pet’s feces, encouraging regularity by making...

How to Introduce Yourself to a Cat: 7 Helpful Tips

Whether you’re meeting a new cat you’re hoping to bring home or introducing yourself to a friend’s cat, first impressions matter. Cats tend...

10 Cat Litter Alternatives: Vet-Verified Options (With Pros & Cons)

If you’re sick of regular cat litter and were wondering if there are any alternatives you could use, we have good news! Cats...

Keep reading

Why Does My Cat Lick Me, Then Bite Me? 5 Reasons for This Behavior

Sometimes our cats do slightly strange things that can leave us scratching our heads. One example is when your cat licks you and then bites you soon after—What’s up with that? Some cats might give you a tiny bite that...

White cat bitting fingers

How Many Toes Does A Cat Have? Vet-Verified Facts & Info

Cats have amazing paws. They use them for various activities, from sensing vibrations to spreading pheromones. So, how many toes does a cat have? Most have 18 toes—10 in front and eight in back. The 5th front toe is positioned...

white cat wave his paws

Can Cats Drink Buttermilk? Vet-Approved Diet Facts & FAQ

Cats eagerly lapping up milk is a picture etched in most of our minds from old movies and children’s books. Milk used to be considered healthy for cats until we gained better knowledge and understanding of our beloved companions’ dietary...

Can Cats Drink Buttermilk

Why Does My Cat Rub Against Things? 6 Vet-Reviewed Reasons

Cats can do certain things that leave us feeling puzzled. One common behavior that cats often engage in is rubbing themselves against people and objects. It is not always entirely clear why cats will do this, but cat behaviorists and...

cat-rubbing-its-face-on-wood

Can Cats Eat Cool Whip? Vet-Approved Nutritional Facts & Safety Tips

If your cat accidentally snacks on some cool whip, then they will likely be fine. Cool whip is not toxic for cats and will not cause problems in small amounts. Therefore, if your cat breaks into your pie, there is...

Can Cats Eat Cool Whip

Does Hot Water Kill Fleas on Cats? Vet-Approved Facts & FAQ

Having a cat in your life is wonderful, but it sometimes comes with a catch: dealing with fleas. Apart from being annoying, flea infestations can trigger allergies, irritation, and even illness. So, getting rid of them as quickly as possible...

woman bathing her cat

What’s the Price of Spaying or Neutering a Cat in the UK (2026 Costs)

Getting your cat spayed (female) or neutered (male) is a common and important consideration when you’re a new cat parent. The price of spaying and neutering varies on your cat’s sex—the procedure is more expensive for female cats—and your location....

two cats lying on a pillow

Can Cats Eat Palm Leaves? Vet-Approved Facts & FAQ

Palms are common plants that are easy to care for and pleasing to the eye. They are distinguished by their large leaves, known as fronds, that give off a tropical vibe. Palm plants are used to decorate home and office...

Can Cats Eat Palm Leaves

Love Cats? So Do We! Join the Catster Community

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.




Sign up for the Catster Email Newsletter

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.