The video shows a bearded dragon lizard resting on a wooden branch inside a glass enclosure. There is a small caterpillar crawling on the branch near the lizard. The lizard is mostly stationary, and the caterpillar moves slowly across the branch. The enclosure appears to be a terrarium with a sandy floor and a backdrop that resembles a natural environment. The lizard has a spiky appearance with a yellowish-brown color, while the caterpillar is darker in color.