Man-of-war are known for their long tentacles that grow to be an average of 30 feet, but can be around 100-feet-long, ...

MARCO ISLAND, Fla. (WFLA) — A highly venomous blue-colored and balloon-like creature is washing up on a Florida beach. NBC ...

Morro Bay beachgoers have reported seeing thousands of sea creatures resembling jellyfish wash up along the shoreline ...

A rare run of bluefin tuna off North Carolina's Outer Banks has pier anglers hooking giants just yards from the beach.

Plenty of random stuff washes up on beaches, ranging from rubber ducks to a giant eyeball. Now small blue creatures ...

Strandings of these jellyfish-like animals, sometimes called "by-the-wind sailors," usually mean spring is coming ...

THIS is the spectacular moment tens of thousands of jellyfish carpet a touristic beach in the Canaries, giving it an unusual ...

Have you seen the clear, gelatinous creatures all over Grand Strand beaches? Here’s what the blobs are and why they’re ...

If you've been for a stroll along some Lowcountry beaches in recent weeks, you may have come across a few jellyfish washed up ...

Sonoma County Regional Parks staff shared a photo taken this week that shows a carpet of creatures known as Velella velella littering the beach at Stillwater Cove Regional Park.

Covering beaches around Mallorca. The barquetes de Sant Pere have filaments with stinging cells, the same type as jellyfish.