Larvae mature into polyps, which will then bud off and mature into young jellyfish.' An adult jellyfish is known as a medusa. Jellyfish belong to a group called Cnidaria, which also includes sea ...
Most are free-swimming species with the characteristic bell-shaped body, also called a medusa. Cubozoans are more commonly known as box jellyfish. They differ from scyphozoan jellyfish because of ...