So what is the reason why Bichon's skin turns darker? In fact, the reason why Bichon's skin becomes dark may be due to long exposure to the sun, or due to diseases, viral infections, lack of sleep, etc.
If Bichon's skin turns dark after shaving, it may be because of melanin precipitation after being sunburned. There is no problem with this. When the hair grows out, the skin will become back.
Generally, the hair of a bear with melanin precipitation will grow whiter. If the Bichon has not shaved but has dark skin, it may have skin diseases. It is recommended to take it to a medical examination.
Bizhu's belly turns black because of dirt sticking to the belly, or it may be because of skin disease in the abdomen, and the abdomen will appear black after the skin disease is cured.
If the blackening caused by dirt can be removed by taking a bath, it cannot be removed if it is caused by skin disease, but this does not affect the health of the dog.