Scores of jellyfish-like creatures are washing up on Central Coast Beaches. The animals are called velella velella, and they ...

Despite their large size, however, barrel jellyfish feed on tiny plankton using the tiny mouths on their tentacles. Jellyfish may be mostly water (about 95%), but they have a powerful defense.

They can also be 20cm long, like this jellyfish. Image caption, Jellyfish are also a type of plankton. All types of plankton have one thing in common, they are unable to propel, or move themselves ...

Found in the western Atlantic and the Gulf, Mushroom Cap Jellyfish drift through the ocean, feeding on plankton. Like many jellyfish, they have a short lifespan, living less than a year as adults ...