- Within their distinctive class, there are two orders of box jellyfish – Carybdeida and Chirodropida, each with their own defining characteristics.
- This forms a planula, which is the larval stage of box jellyfish. Once formed, the planula hooks to the bottom of a smooth rock and grows into the polyp.
- Box jellies are highly advanced among jellyfish. They have developed the ability to move rather than just drift, jetting at up to four knots through the water.
- The box jellyfish is shaped like a cube and has 4 distinctive sides. These jellyfish have been given the common name "box jellyfish" because of their shape.
- Unlike other jellyfish, box jellyfish are agile swimmers, a skill scientists say possibly arose because one set of their 24 eyes detects objects that get in their way.
- Commonly known as sea wasp and marine stinger, box jellyfish is a marine invertebrate in the shape of a cube or a bell. It is pale blue and almost transparent.
- They stand in strategic, discreet positions providing easy access to vinegar in case of an emergency in a place where box jellyfish are known to inhabit.
- Australian box jellyfish have caused at least 80 deaths since 1883. The most recent box jellyfish sting death was a 14-year-old boy who died in 2022.
- Unlike many other jellyfish, box jellyfish display notable agility in navigating around obstacles and swiftly swimming to their desired destinations.