In the video, a brown dog with a collar is seen looking out of a glass door. The dog is standing on a wooden floor and appears to be watching something outside. The door has a white frame and is open, allowing the dog to look outside. The dog's attention is focused on a watermelon that is placed on the other side of the glass door. The watermelon is green with dark stripes and appears to be whole. The dog seems curious and interested in the watermelon, as it moves its head and body to get a better view. The video captures the dog's reaction to the watermelon and its movements as it observes the fruit.