The Rock Pool Project in Plymouth says the non-native sea hare looks "alien-like".

Dive into the depths of the ocean to discover seven rare deep-sea creatures so strange and elusive, you won't believe they ...

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

For an animal, surviving in the ocean’s deepest trenches requires remarkable adaptations: a gelatinous body that can withstand pressure, bioluminescent features to guide it, and a transparent ...

A young rock-pooler discovered a rare 'alien-like' winged creature washed up on a UK beach. Charley Taviner, five, was following a crab when he found what he thought was a huge lump of seaweed. But it ...

An alien-like creature ‘from another planet’ has washed up on a UK beach and been identified as a rarely seen sea creature. Georgina and Rob Pope were walking their dog, Nona, at Pakefield, Suffolk, ...

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 ...