Diarrhea in Rabbits
Rabbit Health Guides · Symptoms
Rabbit Diarrhea: Cecotropes vs True Diarrhea, Causes & When To Worry
If you are reading about rabbit diarrhea, a rabbit-experienced veterinarian is the best first step. This guide explains patterns owners commonly see. It does not diagnose or prescribe.
Many owners who think they are seeing rabbit diarrhea are actually seeing uneaten cecotropes: soft, shiny, grape-like clusters that rabbits normally eat straight from the bottom. True watery diarrhea is far less common in adult rabbits and is much more serious.
Telling the two apart helps you decide whether to fix the diet or go to the vet now.
Important: Watery diarrhea, diarrhea in a young rabbit, or diarrhea with lethargy, a bloated belly, or not eating is an emergency. Rabbits can dehydrate and decline very fast.
What Rabbit Diarrhea Means
Cecotropes Are Normal
Rabbits make two kinds of droppings: dry, round fecal pellets and soft, nutrient-rich cecotropes. Seeing the odd cecotrope is not diarrhea.
Uneaten Cecotropes
When many cecotropes are left behind or smeared on the fur, the cause is usually too much sugar, starch, or pellets and too little hay, or a rabbit that cannot reach its rear.
True Diarrhea
Liquid or unformed stool with no normal pellets is a sign of serious gut upset, infection, or toxins and needs urgent care.
How Owners Spot the Difference
Soft Clusters With Normal Pellets
Sticky, smelly clusters plus normal round droppings in the litter box usually means uneaten cecotropes.
Watery or Shapeless Stool
Liquid stool, a wet rear, and no normal pellets points to true diarrhea.
Dirty Rear End
Matted, stained fur around the tail. This also raises the risk of flystrike.
Feeling Unwell
Lethargy, hunching, a swollen belly, grinding teeth, or not eating alongside any stool change.
Common Causes
Diet Imbalance
Too many pellets, treats, fruit, or sudden diet changes upset the cecal bacteria. Hay should make up most of the diet.
Can’t Reach the Rear
Obesity, arthritis, and dental pain stop rabbits from eating cecotropes.
Infection and Parasites
Coccidia and bacterial infections are important causes, especially in young or newly weaned rabbits.
Antibiotics and Toxins
Some oral antibiotics are dangerous for rabbits because they disrupt gut bacteria. Toxic plants and spoiled food can also cause diarrhea.
What To Do Tonight
Mild / likely cecotropes
Sticky clusters, normal pellets, eating and active: adjust the diet toward hay, keep the rear clean, and book a vet check if it continues.
Severe / urgent
Watery diarrhea, a young rabbit, a bloated belly, lethargy, or not eating: seek emergency veterinary care now.
Related Rabbit Health Guides
Back to Rabbit Health Guides →Diarrhea in Rabbits FAQ
Is my rabbit’s soft poop diarrhea?
Often it is uneaten cecotropes. If normal round pellets are still present and your rabbit is bright and eating, diet change is usually the first step. Ask your vet.
Why is diarrhea dangerous for rabbits?
Rabbits dehydrate quickly and gut upset can spiral into serious illness, especially in young rabbits.
What should I feed a rabbit with soft stool?
Unlimited grass hay and water, with pellets and treats reduced or stopped until your vet advises otherwise.
Can antibiotics cause diarrhea in rabbits?
Yes. Some oral antibiotics are unsafe for rabbits. Only use medicines prescribed for your rabbit by a vet.
Is this Diarrhea in Rabbits guide a substitute for a vet visit?
No. It is educational only. A veterinarian familiar with rabbits should guide diagnosis and any treatment.
Can I work out a medication dose from this page?
No. Never calculate doses from product concentrations or internet pages. Rabbits need doses set by a veterinarian for the individual animal.