In the video, a person is seen holding a dog's mouth open with their hand. The dog appears to be a large breed with a black and tan coat. The person's hand is visible, and they seem to be examining the dog's teeth. The dog is standing on a grassy area, and there are no other objects or people visible in the video. The person's actions suggest that they may be checking the dog's dental health or performing some other type of examination. The dog appears calm and cooperative throughout the video.