There could be several reasons why your dog licks themselves at night. One possibility is that it is simply a grooming behavior. Dogs naturally groom themselves by licking their fur to keep it clean and free from dirt or debris. This is similar to how cats groom themselves by licking.
Licking can also have a soothing and calming effect on dogs. It can be a way for them to relax and unwind before going to sleep. Just like how some people find it relaxing to take a warm bath or shower before bed, dogs may find licking themselves to be a comforting and enjoyable activity.
Another possible explanation is that your dog may be experiencing some kind of itch or irritation. Dogs can develop skin allergies or irritations that cause itching, and licking is their way of trying to alleviate the discomfort. If you notice that your dog is excessively licking or biting at certain areas of their body, it may be a sign that they have a skin issue that should be checked by a veterinarian.
Some dogs may also engage in excessive licking as a form of attention-seeking behavior. Dogs are social animals and they crave attention and interaction from their owners. If your dog has learned that licking themselves gets them attention or a reaction from you, they may continue to do it as a way of seeking attention. If you suspect this is the case, it’s important to redirect their behavior and provide them with alternative ways to seek attention, such as through play or training.
There can be various reasons why your dog licks themselves at night. It could be a natural grooming behavior, a way to relax and unwind, a response to itchiness or irritation, or even a form of attention-seeking behavior. If you have concerns about your dog’s licking behavior, it’s always a good idea to consult with a veterinarian to rule out any underlying health issues and to get advice on how to address the behavior if needed.