No. If you find that your dog's lanugo hair is falling off piece by piece, this may not be a normal change of lanugo hair, but may be abnormal hair loss caused by skin disease, infection, malnutrition, psychological stress or other health problems. In this case, the owner should take the dog to the veterinarian for diagnosis and treatment in time to avoid worsening of the condition.

In short, dogs should lose their fetal hair gradually and evenly, rather than falling out piece by piece. fall.