When we think of ocean animals, jellyfish might not be the first thing that comes to mind, but they’re full of surprises- - ...

The largest jellyfish in the world, its bell can reach 7 feet, and tentacles can grow up to 120 feet long. Found in the cold waters of the Atlantic and Arctic. A deep-sea dweller, rarely seen ...

Irukandji jellyfish are responsible for multiple hospitalizations each year due to their extremely painful stings. The lion's mane jellyfish is the largest jellyfish in the world, with tentacles that ...

Barrel jellyfish are the largest jellyfish that appear in UK waters A marine scientist who encountered a huge jellyfish while diving last month has encouraged people to take part in a nationwide ...

There are around 45 species of box jellyfish and they include some of the deadliest venomous animals on Earth. They are also more active hunters than scyphozoans. The largest species, Chironex ...

Regional newspaper Ostsee Zeitung said "tens of thousands" of lion's mane jellyfish washed ashore at the weekend. The lion's mane is the largest jellyfish species, and while its sting is rarely ...

While corals, oysters, and any marine organisms that build shells are considered the biggest losers of increasingly acidic ...

Jellyfish are known for drifting to and fro at the whim of ocean currents—but not all species are so passive. The millions of golden jellyfish that pack Palau’s Jellyfish Lake spend much of ...

A sting from the Australian box jellyfish, the largest jellyfish species, can lead to death in as little as five minutes. A study by two University of Hawaii researchers says commonly recommended ...