This condition in dogs may be caused by thirst or urinary system disease. If the surrounding environment temperature is high, or the dog has not drank water for a long time, it will cause the dog to drink a lot of water. Therefore, it is usually recommended that the owner pays attention to the ambient temperature and always prepares sufficient drinking water for the dog, otherwise it may cause the dog to drink a lot of water. Dehydration occurs. Dogs suffering from urinary system diseases will also show abnormal urine and urine output. It is recommended to consult a doctor in time.