This video shows a group of dolphins swimming in the ocean. The dolphins are swimming in a line, with one dolphin leading the group and the others following closely behind. The water is a deep blue color, and the sun is shining brightly, creating a beautiful contrast with the dolphins' gray bodies. The dolphins are moving gracefully through the water, with their fins and tails propelling them forward. The video captures the beauty and majesty of these marine creatures in their natural habitat.