Jellyfish can produce offspring both sexually ... They propel themselves through the water by contracting the muscles of their bells, and their tentacles are equipped with stinging cells that ...

Not only is it not a jellyfish, it's not even an "it," but ... But beware—even dead man-of-wars washed up on shore can deliver a sting. Muscles in the tentacles draw prey up to a polyp ...

In a recent paper in Bioinspiration & Biomimetics, researchers at Florida Atlantic University describe the process of building and testing five free-swimming soft robotic jellyfish. The paper ...

“Jellyfish ‘swim’ by contracting and relaxing their muscles at the margin of their bells. By contracting these muscles, they tighten the bottom of the bell which forces water out and propels ...