The reasons why the puppy keeps humming and the solutions:

1. If the puppy is just born within three months, there is nothing abnormal, and it is normal to only hum. Phenomenon, because puppies are still relatively small and their vocal cords are not fully developed, so they can only hum.

2. If the puppy is sick, such as a cold, infected with parasites, etc., it will grumble because it feels uncomfortable, and it will also appear listless, loss of appetite, fever and other symptoms. If this is the case, you need to take the puppy to the pet hospital for treatment as soon as possible.

3. Some puppies will keep humming and not barking because they are not familiar with the unfamiliar environment and new owners. This is a sign that the dog is nervous, scared and insecure, and wants to pass this. ways to relieve your own stress. You need to interact with the dog more to familiarize the dog with the environment.

4. It is also possible that the puppy is coquettishly coquettish with its owner when it whines. You can try to use food to induce it to bark.

5. This is related to the personality and breed of the puppy. Some puppies are naturally introverted and like to be quiet. They only grunt and do not like to bark. If they are angered, they will still bark. , but the dog will be unhappy. You can enlighten the dog more and make the dog active.

6. There is another possibility that the dog cannot bark. The dog can learn how to bark through some training.