The video shows a close-up of a sidewalk with a small ant crawling on it. The ant is seen walking on the sidewalk, and then it disappears under a crack in the sidewalk. The camera then pans to show a manhole cover on the sidewalk, and the ant is seen crawling out from under it. The ant continues to crawl on the sidewalk, and the camera follows its movements. The video provides a detailed look at the ant's behavior and movement.