By far the largest jellyfish in existence, the lion's mane jelly can measure as long as 120 feet. It is a fearsome, fascinating creature. Something of a gentle giant, lion's mane jellies will ...

was that all of the analysed species could significantly expand their habitat towards the Arctic between 1950 and 2014 and between 2050 and 2099. The lion's mane jellyfish - one of the largest ...

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 ...