The illustration presents a comprehensive overview of 20 different types of jellyfish from all over the world. Each jellyfish is illustrated in colour and labelled with its name. The variety of species ranges from the Lion's Mane Jellyfish to the Portuguese Galley and the Immortal Jellyfish. The detailed illustration shows the characteristic shapes, colours and tentacles of the individual species. The dark background colour highlights the bright jellyfish and gives the overall picture a clear, informative structure.