input: [1] Degu has a sore, painful mouth. Oozing from mouth. Loss of appetite/inability to eat, chew or groom properly. May have a smelly mouth. Excess salivation or dampness around mouth. [2] Bruxism Mouth ulcer Mouth infection [3] Bruxism/molar malocclusion- see teeth section above. Ulcers/infection- caused by poor oral hygiene, incorrect diet or infected laceration. May be a combination of this and molar laceration. [4] Check molar growth regularly. Maintain good cage/feed hygiene. Ensure your degu is able to eat enough and that they are eating enough hay throughout the day- restrict hard feed if necessary. [5] REASONABLE [0] 
output: Mouth