Essentials of toilet training for adult dogs
0 Feb 29,2024
The discoloration of a dog’s nose is generally caused by malnutrition, aging, genetics, disease, environmental influences, etc. It depends on the specific situation of the dog. If it is caused by aging or genetics, there is no need to worry. If it is caused by external factors, it is best to let the dog get more sun, eat more fruits, vegetables and other foods to supplement vitamins and trace elements.