The video shows a group of guinea pigs in a pen. There are three guinea pigs, two of which are black and white, and one is brown and white. They are all eating hay from a hay feeder. The feeder is made of wood and has a cylindrical shape. The guinea pigs are standing on the hay and eating from the top of the feeder. The pen is made of wood and has a light brown color. The video is shot from a side angle, and the guinea pigs are the main focus of the video.