Aa few stand out for their ability to deliver a deadly jellyfish sting. Here are the top 10, ranked from most dangerous to least dangerous. The Australian box jellyfish, also known as the sea wasp, ...

If sharks can have a week of their own, why not jellyfish — especially the hyper-venomous box jellyfish? Most jellyfish are ...

but it’s not deadly. It often feeds on small fish and plankton. The Pink Meanie, scientific name Mastigias papua is a magnificent pink-colored jellyfish. It can grow to about 1 meter (3.3 feet ...

This deep-sea jellyfish is rarely seen and often described as ghost-like. A red, deep-sea species with a bell size up to 3 feet. Unlike most jellyfish, it lacks long tentacles and uses short ...