In the video, a person is seen holding a small monkey in their hands. The person is using a toothbrush to brush the monkey's teeth. The monkey appears to be calm and cooperative during the process. The person brushes the monkey's teeth thoroughly, ensuring that all areas of the mouth are cleaned. The monkey's teeth are small and white, and it seems to be enjoying the attention it is receiving. The person's movements are gentle and caring, indicating that they are experienced in handling small animals. The video provides a glimpse into the daily care routine of a pet monkey, showcasing the importance of dental hygiene for all animals.