A video shared in a Feb. 21, 2025, X post claimed to show a "mesmerizing yet eerie" jellyfish moving across the seafloor. The ...

Some develop into tentacles, for example; others become reproductive organs. Comb jellies may be the most ancient living animal. They have a nervous system and—this shocked specialists—two ...

A Jellyfish Experience invites park guests to view different species of jellyfish in three, themed galleries and is said to have one of the largest jelly cylinders in the ...

The fossil, an eight-armed swirl named Eoandromeda after the galaxy Andromeda, is believed by researchers to be the ancestor of modern comb jellies, which populate oceans worldwide and swim using rows ...

Almost by chance, researchers in Norway found adult comb jellies reverse their development and become larva again when stressed by starvation. It helps them survive because larva eat less than the ...