In the video, a brown dog is seen playing with a tennis ball on the grass. The dog is holding the ball with its mouth and appears to be enjoying the game. The grass is green and lush, indicating that it might be a sunny day. The dog's fur is well-groomed, and it seems to be in good health. The tennis ball is yellow and appears to be of standard size. The dog's tail is wagging, which is a sign of happiness and excitement. The dog's eyes are focused on the ball, and it seems to be enjoying the game. The video captures the playful and energetic nature of the dog.