From the ghostly glow of bioluminescent species like Aequorea victoria to the towering tentacles of the lion’s mane jellyfish, each species reveals a unique facet of nature’s ability to adapt ...

Box jellyfish, Portuguese man-of-war, lion’s mane and sea nettle are among highly venomous jellyfish species whose stings require immediate medical attention, per UF Health. If you experience ...

In the summer of 2010, a large 40-pound dead lion’s mane jellyfish broke apart after a lifeguard tried to remove it from the waters, releasing its cnidocytes that stung over 100 people ...

As beach season gets underway, reports are already emerging of jellyfish sightings and stings. Lion's Mane jellyfish were spotted in Dublin, Ireland; several beaches in Mexico's Sinaloa state were ...