From my experience with dogs, their behavior when hearing other dogs bark can vary widely depending on their training and temperament. Consistent positive reinforcement helps a lot in teaching dogs to remain calm and attentive despite external noises like barking. When dogs bark frequently, it can be a sign of alertness or excitement, but training to respond to commands such as "quiet" or "stay" is crucial to managing this behavior effectively. In outdoor settings such as parks or residential areas, dogs often hear other dogs barking, and they might feel urged to join in or become anxious. One technique I've found helpful is to practice gradual exposure to these stimuli while rewarding calm behavior. For instance, letting the dog hear distant barking and rewarding quiet attention reinforces controlled responses. Additionally, exercising dogs sufficiently before encountering potentially stimulating environments can reduce excessive barking. Mental stimulation, such as puzzle toys or obedience training, also helps in focusing their attention away from distractions like barking. Using commands and establishing routines creates a sense of security and expectations for the dog, enabling them to better respond to their environment. Harnessing these methods promotes well-behaved and attentive dogs who can listen calmly around other barking dogs, enhancing companionship and reducing stress for both dogs and owners.