Despite its tiny size, the Irukandji jellyfish is another ... in its long tentacles can suffer significant injuries. The sea nettle jellyfish is found along the eastern coasts of North America ...

How many species of jellyfish are there? Jellyfish are sometimes called sea jellies. They belong to a group called Medusozoa which is divided into four classes: Hydrozoa, Scyphozoa, Cubozoa and ...