Dogs wag their tails as a form of communication and expression of emotion. When you talk to your dog, he may wag his tail as a sign of excitement, joy, or anticipation. This behavior is a way for your dog to show his enthusiasm for interacting with you and to get attention. It is important to pay attention to your dog's body language and tail wagging to understand his emotions and strengthen the bond between you.

Your dog wags its tail when you talk to him as a sign of communication and emotion. Tail wagging is a key element of canine body language, reflecting your dog's feelings of joy, excitement, or happiness. It's a social cue, indicating a positive response to your interaction. The wagging tail also releases pheromones, conveying information to other dogs. Additionally, dogs are highly attuned to human emotions and can sense your tone, body language, and overall mood, responding with tail wagging to express their connection and eagerness to engage with you. It's a heartwarming display of your dog's affection and companionship.