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

A RARE sea creature has been found by a little boy on a popular UK beach. The adventurous five-year-old stumbled up the ...

Add Yahoo as a preferred source to see more of our stories on Google. Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet ...

The alien-like creature is known as Aplysia depilans, or the 'Mediterranean sea hare', a species rarely seen in the UK.

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 ...

A young rock-pooler discovered a rare ‘alien-like’ winged creature washed up on a UK beach. Charley Taviner, five, was ...

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 ...

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...