What is special about this jellyfish?
This is Stomolophus meleagris, commonly known as the Cannonball Jellyfish. There are actually several things about it that are special. Unlike most jellyfish, they are strong swimmers. They also contain quite a bit more protein and collagen than other jellyfish, which lets them keep their shape, even out of water. It also makes them quite nutritious, and in many parts of the world, they are considered quite tasty.