The ocean holds many bizarre deep-sea monsters. As you dive 140 meters underwater, you might see a megamouth shark. Sure, they look scary ... one of the largest jellyfish in the world.

The mystery mollusk Bathydevius caudactylus observed at a depth of approximately 1,550 meters. It has a wide, paddle-like ...

In addition to the strange things that have been found in the deep sea, there are some strange creatures that are ... They are not actually jellyfish, but are similar to jellyfish in many ways.

Scary, squishy, cool, brainless, mesmerizing—jellyfish are all of these and a whole lot more. Anatomically they’re relatively simple animals ... in the Mediterranean Sea and also off Japan.

An curved arrow pointing right. On a recent expedition in the Mariana Trench, NOAA's Okeanos Explorer team spotted this beautiful new jellyfish. Produced by Grace Raver Footage courtesy of NOAA ...

Polyps are also practically defenceless to predation by animals such as sea slugs and crustaceans. Understanding how long jellyfish including T. dohrnii, can live for can be tricky. Miranda explains, ...

The Medusa also relies on an LED optical lure that mimics the bioluminescent glow that deep-sea jellyfish emit as ... perhaps deciding that this strange creature was not worth its time, retreats ...

Like a deep-sea modern ... Ocean said on X. While sea jellies are often casually called jellyfish, many scientists prefer to stick with just “jelly” because the animals aren’t fish.

The image of a sea creature entangled in plastic is not new, but it never fails to prompt a visceral response from the audience — a mix of guilt and helplessness in the face of a plastic crisis ...