The video shows a cuttlefish swimming in the ocean. The cuttlefish has a mottled brown and white coloration that helps it blend in with the surrounding coral reef. It is seen moving its tentacles and body in a fluid motion, navigating through the water. The coral reef is visible in the background, providing a contrasting backdrop to the cuttlefish's coloration. The video also includes text overlays that provide information about the cuttlefish's ability to see polarized light and its ability to mimic the shape and texture of its surroundings.