Introduction to jellyfish: Jellyfish, the umbrella is raised in the shape of a steamed bun, with a diameter of up to 50 centimeters, and a maximum of about 1.5 meters. The gelatin is relatively hard, usually green-blue. Tentacles are milky white. There are eight mouth and wrist parts, which are broken into many flaps. Widely distributed in the seas in the north and south of my country. It is edible and can be used as medicine.