An adult jellyfish is known as a medusa. Jellyfish belong to a group called Cnidaria, which also includes sea anemones and corals. As animals, they are subject to the cycle of life and death - though ...

Jellyfish death can occur due to various factors, including injury, disease and natural senescence (aka old age). Injuries ...

Dr McQuatters-Gollop said a recent cold snap could have led to their deaths as jellyfish, unlike mammals, do not have the ability to regulate their body temperature. Ms Allen said people had ...