The video shows a close-up view of a souvenir sheet of stamps depicting dolphins, with the title "Les dauphins dans le monde" (Dolphins in the World). The sheet contains four stamps from the Republic of Guinea, each featuring a different dolphin species: Cephalorhynchus hectori, Pontoporia blainvillei, Lagenorhynchus cruciger, and Sotalia fluviatilis. The stamps also include the denomination, either 1000 or 1500 FG, and the year 2019. The background of the souvenir sheet is decorated with various dolphin illustrations and underwater scenery.