In the video, there are several beetles in a blue container. The beetles are black and have long antennae. The container is filled with water, and the beetles are swimming around. A person's hand is seen in the video, and they are holding a piece of food, which they drop into the water. The beetles quickly swarm towards the food and begin eating it. The person's hand is visible throughout the video, and they continue to drop more food into the water for the beetles to eat. The video captures the beetles' movements as they navigate the water and eat the food.