The video shows a close-up of a crack in a concrete surface. The crack is filled with small ants, and the ants are moving around in the crack. The ants are black and orange in color. The concrete surface is grey and has some small pebbles and debris on it. The ants are moving in and out of the crack, and some are climbing up the sides of the crack. The video is shot in daylight, and the ants are clearly visible against the grey concrete.