Why Do Dogs Bark At Noise. Not only that but trains will often use horns whistles and bells. Sometimes dogs can develop a hypervigilance to sounds in the home and react with barking out of boredom and because they have an overload of energy. In ancient times alarm barking in dogs was a highly-valued trait. Similarly dogs tend to use socially facilitated barking to socialise with other dogs.
Many dogs are naturally predisposed to sound the alarm when something or someone enters their perceived premises. It would help to consider the timing of when your dog barks. To Sound the Alarm. Does your dog bark when you come home or start barking when they hear the familiar sound of you. Similarly dogs tend to use socially facilitated barking to socialise with other dogs. Putting on a TV radio or white noise machine like I mentioned above might help block out some of that external noise and hopefully eliminate this cause of bedtime barking.
Some dogs bark at any noise or object that catches their attention or startles them.
7 Reasons Why Dogs Bark Excitement Barks. When a person or an animal comes into an area your dog considers his territory that often triggers excessive barking. Common reasons why your dog barks when it hears a noise are that it is being protective it is fearful you have been encouraging the behavior by rewarding it or that noises cause it to become excited. If one dog barks a high pitched bark all the dogs along with him contribute to this bark. Separation anxiety causes dogs to bark when you leave them alone and some dogs will experience anxiety when you crate them or at night when you go to bed. Attention- and Food-Seeking Barks.