Our expert says:
It sounds as if she has an injury in her mouth and the brown substance couse be blood stained saliva. There could also be a bone stuch between her teeth. Please have your vet examine her as soon as possible.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.