An underwater videographer has just published mesmerizing footage of the world’s largest, longest, and heaviest known jellyfish species—a lion’s mane jelly. “Several minutes into the dive, I noticed a ...

Diver and underwater videographer John Roney shared mesmerizing footage from his last dive — a close-up of the world's largest jellyfish, the lion's mane jellyfish. As Gizmodo reported, the footage ...

Bathers have been urged to take extra care when swimming at beaches in Dún Laoghaire-Rathdown after an "increase in sightings" of Lion’s Mane jellyfish in recent weeks. The council has warned that ...

Despite its size, it is a creature of fragility. Composed of 95% water, the lion’s mane lacks bones, blood, and even a central brain. Instead, it relies on a diffuse nerve net and an ancient blueprint ...

Collins said he will never forget the moment when he was diving in British Columbia and looked over his buddy’s shoulder only to see a large lion’s mane jellyfish in person. “That was the first moment ...

A massive jellyfish takeover has thrown part of Australia’s coastline into chaos, turning beach days into a hard no. Swarms of lion’s mane jellyfish have flooded areas around Melbourne’s Port Phillip ...