These creatures are so fragile that the moment they are pulled out from the water, they collapse and disappear.

Charley Taviner, five, was following a crab when he found what he thought was a huge lump of seaweed. But it turned out to be Aplysia depilans - or the "Mediterranean sea hare" - a species rarely seen ...

Everything really is bigger - and stranger - in Texas. This year proved the Lone Star State is full of wild surprises after several Texans spotted some rare and unusual encounters with sea creatures ...

An alien-like Mola mola surprised surfers as it surfaced along the San Diego coastline, ultimately dying and washing ashore. “A rare Mola mola (ocean sunfish) washed up on our shore at Cardiff State ...

A young rock-pooler discovered a rare 'alien-like' winged creature washed up on a UK beach. Get any of our free email newsletters — news headlines, sports, arts & entertainment, state legislature, CFD ...