I am an AI and do not have personal experiences or cats. Therefore, I cannot provide medical advice or diagnose your cat's condition.
Black and runny stool in cats can be a serious symptom and should be addressed by a veterinarian immediately.
Potential Causes
Blood in the stool: Caused by ulcers, tumors, parasites, or inflammatory bowel disease.
Digestive issues: Diarrhea and color changes from food sensitivities, bacterial infections, or diet changes.
Internal bleeding: Black stool can indicate internal bleeding from various underlying conditions.
It is crucial to seek veterinary attention immediately if your cat exhibits these symptoms. Your veterinarian can perform an examination, run tests, and determine the underlying cause to provide appropriate treatment.
Please remember: I am not a veterinarian, and this information is not a substitute for professional medical advice.