Pelagia noctiluca are common to the UK, Ireland and the Mediterranean. Dr McQuatters-Gollop said a recent cold snap could ...

There’s evidence to suggest that the comb jellyfish was the first animal to appear on Earth some 700 million years ago.

But, as it turns out, the secret to cheating death might have been hiding in plain sight - or rather, floating in the ocean.

Turritopsis dohrnii follows a typical jellyfish life cycle, beginning as a larva and maturing into a polyp and then an adult ...

An adult jellyfish is known as a medusa. Jellyfish belong to a group called Cnidaria, which also includes sea anemones and corals. As animals, they are subject to the cycle of life and death - though ...

To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Thousands of ...

Despite their differences, all three cnidarians share a common feature: stinging cells that help them capture prey and defend themselves. Jellyfish death can occur due to various factors, including ...

Occasionally fluid will fill the lungs and, if left untreated, could result in death. Dr. Angel Yanagihara, a marine ...

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 ...

The immortal jellyfish is known for its remarkable ability to reverse its life cycle, potentially allowing it to live ...

This creature stands out as not only the deadliest jellyfish, but also one of the most potent venomous species in the world. Sea wasp venom can cause paralysis, heart failure and even death within ...